{"id":"EUVD-2026-37758","revision":null,"records":[{"revision":"ef5b5ac051fe4195bfcee41bfa8c001a","observedAt":"2026-10-23T15:48:27.903+00:00","statement":{"source":"cve-program","id":"CVE-2026-11525","aliases":[],"title":"undici vulnerable to Set-Cookie SameSite attribute downgrade via permissive substring matching","description":"Impact:\nWhen undici parses a Set-Cookie header, it accepts any SameSite attribute value that contains Strict, Lax, or None as a substring, rather than the case-insensitive exact match specified by RFC 6265. Non-spec values are silently mapped to one of the three standard tokens. For example, SameSite=NoneOfYourBusiness is parsed as None (the most permissive setting), and SameSite=StrictLax is parsed as Lax (a downgrade from Strict).\n\nAffected applications are those that consume Set-Cookie headers from server responses (for example via undici's fetch or proxy code paths) and then forward or rely on the parsed sameSite attribute. A malicious or non-compliant server can coerce the consumer's view of a cookie's SameSite policy to a weaker value, silently degrading the SameSite enforcement the cookie is supposed to provide.\n\nThis was introduced in undici 5.15.0 when the cookies feature was added.\n\nPatches:\nUpgrade to undici v6.26.0, v7.28.0 or v8.5.0.\n\nWorkarounds:\nAfter parsing a Set-Cookie header, validate that the resulting sameSite attribute is one of 'Strict', 'Lax', or 'None' (exact, case-insensitive) before forwarding or relying on it.","state":0,"publishedAt":"2026-06-17T17:31:03.163+00:00","modifiedAt":"2026-06-17T17:54:22.022+00:00","affected":[{"ecosystem":"Vendor product","name":"undici","ranges":[],"versions":[],"rawVersionEvidence":"{\n                    \"vendor\": \"undici\",\n                    \"product\": \"undici\",\n                    \"defaultStatus\": \"unaffected\",\n                    \"versions\": [\n                        {\n                            \"versionType\": \"semver\",\n                            \"status\": \"affected\",\n                            \"version\": \"0\",\n                            \"lessThan\": \"6.26.0\"\n                        },\n                        {\n                            \"versionType\": \"semver\",\n                            \"status\": \"unaffected\",\n                            \"version\": \"6.26.0\"\n                        },\n                        {\n                            \"versionType\": \"semver\",\n                            \"status\": \"affected\",\n                            \"version\": \"7.0.0\",\n                            \"lessThan\": \"7.28.0\"\n                        },\n                        {\n                            \"versionType\": \"semver\",\n                            \"status\": \"unaffected\",\n                            \"version\": \"7.28.0\"\n                        },\n                        {\n                            \"versionType\": \"semver\",\n                            \"status\": \"affected\",\n                            \"version\": \"8.0.0\",\n                            \"lessThan\": \"8.5.0\"\n                        },\n                        {\n                            \"versionType\": \"semver\",\n                            \"status\": \"unaffected\",\n                            \"version\": \"8.5.0\"\n                        }\n                    ],\n                    \"packageURL\": \"pkg:npm/undici\"\n                }"}],"metrics":[{"system":"CVSS 3.1","vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:N","score":3.7,"severity":"LOW"}],"references":["https://github.com/nodejs/undici/security/advisories/GHSA-g8m3-5g58-fq7m","https://cna.openjsf.org/security-advisories.html"],"sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2026-11525","license":"CVE Program Terms of Use","key":"cve-program:CVE-2026-11525","identifiers":["CVE-2026-11525"]},"retained":false,"historicalAffected":[]},{"revision":"a76b8fe2f2cd4dbf9de5dc2b097f5e79","observedAt":"2026-11-15T10:11:43.136+00:00","statement":{"source":"euvd","id":"EUVD-2026-37758","aliases":["CVE-2026-11525","GHSA-g8m3-5g58-fq7m"],"title":"Impact:","description":"Impact:\nWhen undici parses a Set-Cookie header, it accepts any SameSite attribute value that contains Strict, Lax, or None as a substring, rather than the case-insensitive exact match specified by RFC 6265. Non-spec values are silently mapped to one of the three standard tokens. For example, SameSite=NoneOfYourBusiness is parsed as None (the most permissive setting), and SameSite=StrictLax is parsed as Lax (a downgrade from Strict).\n\nAffected applications are those that consume Set-Cookie headers from server responses (for example via undici's fetch or proxy code paths) and then forward or rely on the parsed sameSite attribute. A malicious or non-compliant server can coerce the consumer's view of a cookie's SameSite policy to a weaker value, silently degrading the SameSite enforcement the cookie is supposed to provide.\n\nThis was introduced in undici 5.15.0 when the cookies feature was added.\n\nPatches:\nUpgrade to undici v6.26.0, v7.28.0 or v8.5.0.\n\nWorkarounds:\nAfter parsing a Set-Cookie header, validate that the resulting sameSite attribute is one of 'Strict', 'Lax', or 'None' (exact, case-insensitive) before forwarding or relying on it.","state":0,"publishedAt":null,"modifiedAt":null,"affected":[],"metrics":[{"system":"EUVD CVSS 3.1","vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:N","score":3.7,"severity":null}],"references":["https://github.com/nodejs/undici/security/advisories/GHSA-g8m3-5g58-fq7m","https://cna.openjsf.org/security-advisories.html"],"sourceUrl":"https://euvd.enisa.europa.eu/vulnerability/EUVD-2026-37758","license":"ENISA EUVD · source terms and attribution apply","enrichment":{"sourceStatus":null,"weaknesses":[],"productCriteria":[],"sourceDates":{"datePublished":"Jun 17, 2026, 5:31:03 PM","dateUpdated":"Jun 17, 2026, 5:54:22 PM"},"relatedAdvisories":[{"id":"SUSE-SU-2026:4248-1","title":"Security update for nodejs18","vulnerabilityIds":["CVE-2025-22150","CVE-2025-23166","CVE-2025-23167","CVE-2025-55131","CVE-2025-59465","CVE-2025-59466","CVE-2025-62408","CVE-2026-11525","CVE-2026-12151","CVE-2026-15157","CVE-2026-16728","CVE-2026-16729","CVE-2026-21637","CVE-2026-21710","CVE-2026-21713","CVE-2026-21714","CVE-2026-21717","CVE-2026-22036","CVE-2026-27135","CVE-2026-48618","CVE-2026-48619","CVE-2026-48928","CVE-2026-48930","CVE-2026-48931","CVE-2026-48933","CVE-2026-48934","CVE-2026-48935","CVE-2026-48937","CVE-2026-56846","CVE-2026-56848","CVE-2026-56850","CVE-2026-58040","CVE-2026-58042","CVE-2026-58043","CVE-2026-58044","CVE-2026-58045","CVE-2026-6733","CVE-2026-9679"]},{"id":"WID-SEC-W-2026-2618","title":"IBM App Connect Enterprise: Mehrere Schwachstellen","vulnerabilityIds":["CVE-2026-11525","CVE-2026-12151","CVE-2026-13676","CVE-2026-53550","CVE-2026-54285","CVE-2026-59869","CVE-2026-59877","CVE-2026-6733","CVE-2026-6734","CVE-2026-9675","CVE-2026-9678","CVE-2026-9679","CVE-2026-9697"]},{"id":"RHSA-2026:38236","title":"Red Hat Security Advisory: Red Hat Hardened Images RPMs Security Update","vulnerabilityIds":["CVE-2026-5078","CVE-2026-6733","CVE-2026-6734","CVE-2026-9678","CVE-2026-9679","CVE-2026-9697","CVE-2026-11525","CVE-2026-12151","CVE-2026-53550","CVE-2026-59869"]},{"id":"RHSA-2026:39868","title":"Red Hat Security Advisory: nodejs:24 security, bug fix, and enhancement update","vulnerabilityIds":["CVE-2026-6733","CVE-2026-6734","CVE-2026-9678","CVE-2026-9697","CVE-2026-11525","CVE-2026-12151","CVE-2026-42338","CVE-2026-48615","CVE-2026-48617","CVE-2026-48618","CVE-2026-48619","CVE-2026-48928","CVE-2026-48930","CVE-2026-48931","CVE-2026-48933","CVE-2026-48934","CVE-2026-48935","CVE-2026-48937"]},{"id":"openSUSE-SU-2026:21236-1","title":"Security update for nodejs24","vulnerabilityIds":["CVE-2026-11525","CVE-2026-12151","CVE-2026-2581","CVE-2026-27135","CVE-2026-40170","CVE-2026-42338","CVE-2026-48615","CVE-2026-48617","CVE-2026-48618","CVE-2026-48619","CVE-2026-48928","CVE-2026-48930","CVE-2026-48931","CVE-2026-48933","CVE-2026-48934","CVE-2026-48935","CVE-2026-48937","CVE-2026-6733","CVE-2026-9496","CVE-2026-9678","CVE-2026-9679"]},{"id":"RHSA-2026:35892","title":"Red Hat Security Advisory: nodejs:22 security, bug fix, and enhancement update","vulnerabilityIds":["CVE-2026-6733","CVE-2026-9678","CVE-2026-11525","CVE-2026-12151","CVE-2026-42338","CVE-2026-48615","CVE-2026-48617","CVE-2026-48618","CVE-2026-48619","CVE-2026-48928","CVE-2026-48930","CVE-2026-48931","CVE-2026-48933","CVE-2026-48934","CVE-2026-48935","CVE-2026-48937"]},{"id":"RHSA-2026:35891","title":"Red Hat Security Advisory: nodejs:24 security, bug fix, and enhancement update","vulnerabilityIds":["CVE-2026-6733","CVE-2026-6734","CVE-2026-9678","CVE-2026-9697","CVE-2026-11525","CVE-2026-12151","CVE-2026-42338","CVE-2026-48615","CVE-2026-48617","CVE-2026-48618","CVE-2026-48619","CVE-2026-48928","CVE-2026-48930","CVE-2026-48931","CVE-2026-48933","CVE-2026-48934","CVE-2026-48935","CVE-2026-48937"]},{"id":"openSUSE-SU-2026:21058-1","title":"Security update for nodejs22","vulnerabilityIds":["CVE-2026-11525","CVE-2026-12151","CVE-2026-21637","CVE-2026-21710","CVE-2026-21713","CVE-2026-21714","CVE-2026-21715","CVE-2026-21716","CVE-2026-21717","CVE-2026-27135","CVE-2026-40170","CVE-2026-42338","CVE-2026-48615","CVE-2026-48617","CVE-2026-48618","CVE-2026-48619","CVE-2026-48928","CVE-2026-48930","CVE-2026-48931","CVE-2026-48933","CVE-2026-48934","CVE-2026-48935","CVE-2026-48937","CVE-2026-6733","CVE-2026-9496","CVE-2026-9679"]},{"id":"RHSA-2026:41947","title":"Red Hat Security Advisory: nodejs:22 security, bug fix, and enhancement update","vulnerabilityIds":["CVE-2026-6733","CVE-2026-9678","CVE-2026-11525","CVE-2026-12151","CVE-2026-42338","CVE-2026-48615","CVE-2026-48617","CVE-2026-48618","CVE-2026-48619","CVE-2026-48928","CVE-2026-48930","CVE-2026-48931","CVE-2026-48933","CVE-2026-48934","CVE-2026-48935","CVE-2026-48937"]},{"id":"SUSE-SU-2026:22368-1","title":"Security update for nodejs22","vulnerabilityIds":["CVE-2026-11525","CVE-2026-12151","CVE-2026-21637","CVE-2026-21710","CVE-2026-21713","CVE-2026-21714","CVE-2026-21715","CVE-2026-21716","CVE-2026-21717","CVE-2026-27135","CVE-2026-40170","CVE-2026-42338","CVE-2026-48615","CVE-2026-48617","CVE-2026-48618","CVE-2026-48619","CVE-2026-48928","CVE-2026-48930","CVE-2026-48931","CVE-2026-48933","CVE-2026-48934","CVE-2026-48935","CVE-2026-48937","CVE-2026-6733","CVE-2026-9496","CVE-2026-9679"]},{"id":"RHSA-2026:35841","title":"Red Hat Security Advisory: nodejs24 security, bug fix, and enhancement update","vulnerabilityIds":["CVE-2026-6733","CVE-2026-6734","CVE-2026-9678","CVE-2026-9697","CVE-2026-11525","CVE-2026-12151","CVE-2026-42338","CVE-2026-48615","CVE-2026-48617","CVE-2026-48618","CVE-2026-48619","CVE-2026-48928","CVE-2026-48930","CVE-2026-48931","CVE-2026-48933","CVE-2026-48934","CVE-2026-48935","CVE-2026-48937"]},{"id":"SUSE-SU-2026:2647-1","title":"Security update for nodejs22","vulnerabilityIds":["CVE-2026-11525","CVE-2026-12151","CVE-2026-27135","CVE-2026-40170","CVE-2026-42338","CVE-2026-48615","CVE-2026-48617","CVE-2026-48618","CVE-2026-48619","CVE-2026-48928","CVE-2026-48930","CVE-2026-48931","CVE-2026-48933","CVE-2026-48934","CVE-2026-48935","CVE-2026-48937","CVE-2026-6733","CVE-2026-9496","CVE-2026-9679"]},{"id":"msrc_CVE-2026-11525","title":"undici vulnerable to Set-Cookie SameSite attribute downgrade via permissive substring matching","vulnerabilityIds":["CVE-2026-11525"]},{"id":"SUSE-SU-2026:3929-1","title":"Security update for nodejs20","vulnerabilityIds":["CVE-2025-22150","CVE-2026-11525","CVE-2026-12151","CVE-2026-16728","CVE-2026-16729","CVE-2026-22036","CVE-2026-27135","CVE-2026-40170","CVE-2026-42338","CVE-2026-48615","CVE-2026-48617","CVE-2026-48618","CVE-2026-48619","CVE-2026-48928","CVE-2026-48930","CVE-2026-48931","CVE-2026-48933","CVE-2026-48934","CVE-2026-48935","CVE-2026-48937","CVE-2026-54272","CVE-2026-56846","CVE-2026-56847","CVE-2026-56848","CVE-2026-56850","CVE-2026-58039","CVE-2026-58040","CVE-2026-58042","CVE-2026-58043","CVE-2026-58044","CVE-2026-58045","CVE-2026-6733","CVE-2026-69192","CVE-2026-9496","CVE-2026-9679"]},{"id":"RHSA-2026:56431","title":"Red Hat Security Advisory: Red Hat OpenShift Data Foundation 4.18.27 security, enhancement & bug fix update","vulnerabilityIds":["CVE-2025-61726","CVE-2025-61729","CVE-2025-64718","CVE-2025-68470","CVE-2026-1525","CVE-2026-1526","CVE-2026-1527","CVE-2026-2229","CVE-2026-6321","CVE-2026-6322","CVE-2026-6733","CVE-2026-6734","CVE-2026-9358","CVE-2026-9679","CVE-2026-9697","CVE-2026-11525","CVE-2026-12143","CVE-2026-12151","CVE-2026-13149","CVE-2026-13676","CVE-2026-22036","CVE-2026-25645","CVE-2026-33186","CVE-2026-33349","CVE-2026-33671","CVE-2026-33672","CVE-2026-33750","CVE-2026-34043","CVE-2026-34986","CVE-2026-35469","CVE-2026-39821","CVE-2026-40181","CVE-2026-41305","CVE-2026-41650","CVE-2026-41907","CVE-2026-42342","CVE-2026-45409","CVE-2026-45736","CVE-2026-48779","CVE-2026-48801","CVE-2026-53550","CVE-2026-59869"]},{"id":"SUSE-SU-2026:22565-1","title":"Security update for nodejs24","vulnerabilityIds":["CVE-2026-11525","CVE-2026-12151","CVE-2026-2581","CVE-2026-27135","CVE-2026-40170","CVE-2026-42338","CVE-2026-48615","CVE-2026-48617","CVE-2026-48618","CVE-2026-48619","CVE-2026-48928","CVE-2026-48930","CVE-2026-48931","CVE-2026-48933","CVE-2026-48934","CVE-2026-48935","CVE-2026-48937","CVE-2026-6733","CVE-2026-9496","CVE-2026-9678","CVE-2026-9679"]},{"id":"openSUSE-SU-2026:11121-1","title":"corepack24-24.17.0-1.1 on GA media","vulnerabilityIds":["CVE-2026-11525","CVE-2026-12151","CVE-2026-2581","CVE-2026-27135","CVE-2026-40170","CVE-2026-42338","CVE-2026-48615","CVE-2026-48617","CVE-2026-48618","CVE-2026-48619","CVE-2026-48928","CVE-2026-48930","CVE-2026-48931","CVE-2026-48933","CVE-2026-48934","CVE-2026-48935","CVE-2026-48937","CVE-2026-6733","CVE-2026-9496","CVE-2026-9678","CVE-2026-9679"]},{"id":"SUSE-SU-2026:3930-1","title":"Security update for nodejs20","vulnerabilityIds":["CVE-2025-22150","CVE-2026-11525","CVE-2026-12151","CVE-2026-16728","CVE-2026-16729","CVE-2026-22036","CVE-2026-27135","CVE-2026-40170","CVE-2026-42338","CVE-2026-48615","CVE-2026-48617","CVE-2026-48618","CVE-2026-48619","CVE-2026-48928","CVE-2026-48930","CVE-2026-48931","CVE-2026-48933","CVE-2026-48934","CVE-2026-48935","CVE-2026-48937","CVE-2026-54272","CVE-2026-56846","CVE-2026-56847","CVE-2026-56848","CVE-2026-56850","CVE-2026-58039","CVE-2026-58040","CVE-2026-58042","CVE-2026-58043","CVE-2026-58044","CVE-2026-58045","CVE-2026-6733","CVE-2026-69192","CVE-2026-9496","CVE-2026-9679"]},{"id":"RHSA-2026:45783","title":"Red Hat Security Advisory: Red Hat Hardened Images RPMs bug fix and enhancement update","vulnerabilityIds":["CVE-2026-11525","CVE-2026-48617"]},{"id":"WID-SEC-W-2026-2919","title":"IBM App Connect Enterprise: Mehrere Schwachstellen","vulnerabilityIds":["CVE-2024-34459","CVE-2025-10911","CVE-2025-13151","CVE-2025-5278","CVE-2025-6170","CVE-2025-66293","CVE-2026-11525","CVE-2026-12151","CVE-2026-15308","CVE-2026-15709","CVE-2026-15711","CVE-2026-15713","CVE-2026-15714","CVE-2026-31790","CVE-2026-33416","CVE-2026-33636","CVE-2026-34180","CVE-2026-34181","CVE-2026-34182","CVE-2026-34183","CVE-2026-42338","CVE-2026-42764","CVE-2026-42766","CVE-2026-42767","CVE-2026-42768","CVE-2026-42769","CVE-2026-42770","CVE-2026-42771","CVE-2026-45445","CVE-2026-45446","CVE-2026-45447","CVE-2026-47058","CVE-2026-48615","CVE-2026-48618","CVE-2026-48619","CVE-2026-48864","CVE-2026-48928","CVE-2026-48930","CVE-2026-48933","CVE-2026-48934","CVE-2026-48935","CVE-2026-54369","CVE-2026-54370","CVE-2026-5450","CVE-2026-58016","CVE-2026-65698","CVE-2026-6733","CVE-2026-6734","CVE-2026-7383","CVE-2026-8643","CVE-2026-9076","CVE-2026-9678","CVE-2026-9697"]},{"id":"RHSA-2026:35842","title":"Red Hat Security Advisory: nodejs22 security, bug fix, and enhancement update","vulnerabilityIds":["CVE-2026-6733","CVE-2026-9678","CVE-2026-11525","CVE-2026-12151","CVE-2026-42338","CVE-2026-48615","CVE-2026-48617","CVE-2026-48618","CVE-2026-48619","CVE-2026-48928","CVE-2026-48930","CVE-2026-48931","CVE-2026-48933","CVE-2026-48934","CVE-2026-48935","CVE-2026-48937"]}],"note":"EUVD source date text has no stated timezone and is retained without inventing a UTC instant. Related bulletin membership is not an alias, common cause or applicability claim. A missing vector with a zero score is treated as unrated. Complete vendor/product and underlying source evidence remains in the original JSON."},"key":"euvd:EUVD-2026-37758","identifiers":["EUVD-2026-37758","CVE-2026-11525","GHSA-g8m3-5g58-fq7m"]},"retained":false,"historicalAffected":[]},{"revision":"f862d230e46840de85e5f3a972782a03","observedAt":"2026-10-25T05:17:18.597+00:00","statement":{"source":"nvd","id":"CVE-2026-11525","aliases":[],"title":"Impact:","description":"Impact:\nWhen undici parses a Set-Cookie header, it accepts any SameSite attribute value that contains Strict, Lax, or None as a substring, rather than the case-insensitive exact match specified by RFC 6265. Non-spec values are silently mapped to one of the three standard tokens. For example, SameSite=NoneOfYourBusiness is parsed as None (the most permissive setting), and SameSite=StrictLax is parsed as Lax (a downgrade from Strict).\n\nAffected applications are those that consume Set-Cookie headers from server responses (for example via undici's fetch or proxy code paths) and then forward or rely on the parsed sameSite attribute. A malicious or non-compliant server can coerce the consumer's view of a cookie's SameSite policy to a weaker value, silently degrading the SameSite enforcement the cookie is supposed to provide.\n\nThis was introduced in undici 5.15.0 when the cookies feature was added.\n\nPatches:\nUpgrade to undici v6.26.0, v7.28.0 or v8.5.0.\n\nWorkarounds:\nAfter parsing a Set-Cookie header, validate that the resulting sameSite attribute is one of 'Strict', 'Lax', or 'None' (exact, case-insensitive) before forwarding or relying on it.","state":0,"publishedAt":"2026-06-17T18:17:35.097+00:00","modifiedAt":"2026-06-25T17:46:21.653+00:00","affected":[],"metrics":[{"system":"CVSS 3.1 · ce714d77-add3-4f53-aff5-83d477b104bb · Secondary","vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:N","score":3.7,"severity":"LOW"}],"references":["https://cna.openjsf.org/security-advisories.html","https://github.com/nodejs/undici/security/advisories/GHSA-g8m3-5g58-fq7m"],"sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-11525","license":"NIST NVD usage terms; underlying source attribution retained","enrichment":{"sourceStatus":"Analyzed","weaknesses":["CWE-183"],"productCriteria":["cpe:2.3:a:nodejs:undici:*:*:*:*:*:node.js:*:*"],"sourceDates":{"published":"2026-06-17T18:17:35.097","lastModified":"2026-06-25T17:46:21.653"},"relatedAdvisories":[],"note":"NVD analysis and CPE criteria are source context, not proof that a package or your environment is affected. Complete affected data, logical configurations and SSVC are retained in the original JSON."},"key":"nvd:CVE-2026-11525","identifiers":["CVE-2026-11525"]},"retained":false,"historicalAffected":[]},{"revision":"fa27eced10634af6bfd6959a313cead1","observedAt":"2026-10-24T13:17:17.793+00:00","statement":{"source":"osv","id":"GHSA-g8m3-5g58-fq7m","aliases":["CVE-2026-11525"],"title":"undici vulnerable to Set-Cookie SameSite attribute downgrade via permissive substring matching","description":"## Impact\n\nWhen undici parses a `Set-Cookie` header, it accepts any `SameSite` attribute value that contains `Strict`, `Lax`, or `None` as a substring, rather than the case-insensitive exact match specified by RFC 6265. Non-spec values are silently mapped to one of the three standard tokens:\n\n- `SameSite=NoneOfYourBusiness` is parsed as `None`, the most permissive setting.\n- `SameSite=StrictLax` is parsed as `Lax`, a downgrade from `Strict`.\n\nAffected applications are those that consume `Set-Cookie` headers from server responses (for example via undici's `fetch` or proxy code paths) and then forward or rely on the parsed `sameSite` attribute. A malicious or non-compliant server can coerce the consumer's view of a cookie's SameSite policy to a weaker value, silently degrading the SameSite enforcement the cookie is supposed to provide.\n\nThis was introduced in undici 5.15.0 when the cookies feature was added.\n\n## Patches\n\nUpgrade to undici v6.27.0, v7.28.0 or v8.5.0.\n\n## Workarounds\n\nAfter parsing a `Set-Cookie` header, validate that the resulting `sameSite` attribute is one of `'Strict'`, `'Lax'`, or `'None'` (exact, case-insensitive) before forwarding or relying on it.","state":0,"publishedAt":"2026-06-19T14:34:46+00:00","modifiedAt":"2026-09-10T03:51:08.6632048+00:00","affected":[{"ecosystem":"npm","name":"undici","ranges":[{"type":"SEMVER","events":[{"kind":"introduced","version":"0"},{"kind":"fixed","version":"6.27.0"}]}],"versions":[],"rawVersionEvidence":null},{"ecosystem":"npm","name":"undici","ranges":[{"type":"SEMVER","events":[{"kind":"introduced","version":"7.0.0"},{"kind":"fixed","version":"7.28.0"}]}],"versions":[],"rawVersionEvidence":null},{"ecosystem":"npm","name":"undici","ranges":[{"type":"SEMVER","events":[{"kind":"introduced","version":"8.0.0"},{"kind":"fixed","version":"8.5.0"}]}],"versions":[],"rawVersionEvidence":null}],"metrics":[{"system":"CVSS_V3","vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:N","score":null,"severity":null},{"system":"Publisher rating","vector":null,"score":null,"severity":"LOW"}],"references":["https://github.com/nodejs/undici/security/advisories/GHSA-g8m3-5g58-fq7m","https://nvd.nist.gov/vuln/detail/CVE-2026-11525","https://cna.openjsf.org/security-advisories.html","https://github.com/nodejs/undici"],"sourceUrl":"https://github.com/advisories/GHSA-g8m3-5g58-fq7m","license":"GitHub Advisory Database · CC-BY-4.0","key":"osv:GHSA-g8m3-5g58-fq7m","identifiers":["GHSA-g8m3-5g58-fq7m","CVE-2026-11525"]},"retained":false,"historicalAffected":[]}],"coverage":[{"source":"cisa-kev:global","scope":"Complete CISA KEV catalog; all vendors. Missing entries do not establish absence of exploitation.","generation":"2026-11-15T16:44:15.3023707+00:00","complete":true,"records":1781,"lastAttemptAt":"2026-11-15T16:44:15.3023707+00:00","lastSuccessAt":"2026-11-15T16:44:15.4666527+00:00","error":null,"lastVerifiedAt":"2026-11-15T16:44:15.4666537+00:00","snapshotPublishedAt":null,"importing":false,"stagedRecords":0,"checkedIdentifiers":null,"expectedIdentifiers":null,"failedIdentifiers":null},{"source":"cve-program","scope":"Official CVE Program baseline and cumulative hourly delta; all vendors, published and rejected records","generation":"cve-7de4d7559a5263003f03d9f70577ab06f92ba4178309f26fce53e22a4a959294-8f71d3af96fdf2ed4b94ab2afd79a29d16c700cb829d51d7ea3d7481fd01a278","complete":true,"records":425838,"lastAttemptAt":"2026-11-15T16:44:14.9514418+00:00","lastSuccessAt":"2026-11-15T16:44:14.9272907+00:00","error":null,"lastVerifiedAt":"2026-11-15T16:44:14.9514418+00:00","snapshotPublishedAt":"2026-11-15T16:22:03+00:00","importing":false,"stagedRecords":0,"checkedIdentifiers":null,"expectedIdentifiers":null,"failedIdentifiers":null},{"source":"euvd","scope":"Rolling EUVD lookups of CVE aliases in current public OSV archives; 500 identifiers per refresh, rechecked after 48 hours. Not a global EUVD catalog. Successful not-found lookups count as checked; they do not imply withdrawal or safety. No reader inventory is sent.","generation":"enrichment-b4eb881ceb334bb9a445c00e5b571b3d","complete":false,"records":13821,"lastAttemptAt":"2026-11-15T16:53:07.4417863+00:00","lastSuccessAt":"2026-11-15T16:53:07.434+00:00","error":"43 identifier lookups failed; latest failures include AccessDenied (HTTP 403). Other identifiers were checked independently.","lastVerifiedAt":"2026-11-15T16:53:07.434+00:00","snapshotPublishedAt":null,"importing":false,"stagedRecords":0,"checkedIdentifiers":13831,"expectedIdentifiers":13874,"failedIdentifiers":43},{"source":"first-epss:nuget","scope":"FIRST EPSS for explicit CVE aliases in the collected public NuGet archive. Not a global EPSS backfill.","generation":"2026-11-15T16:44:15.3023707+00:00","complete":true,"records":1125,"lastAttemptAt":"2026-11-15T16:44:15.3023707+00:00","lastSuccessAt":"2026-11-15T16:44:15.4675299+00:00","error":null,"lastVerifiedAt":"2026-11-15T16:44:15.4675303+00:00","snapshotPublishedAt":null,"importing":false,"stagedRecords":0,"checkedIdentifiers":null,"expectedIdentifiers":null,"failedIdentifiers":null},{"source":"nvd","scope":"Rolling NVD lookups of CVE aliases in current public OSV archives; 500 identifiers per refresh, rechecked after 48 hours. Not a global NVD catalog. Successful not-found lookups count as checked; they do not imply withdrawal or safety. No reader inventory is sent.","generation":"enrichment-b8dcff928a3a4fd2a861cd283fe6f01b","complete":true,"records":13833,"lastAttemptAt":"2026-11-15T16:44:16.7227852+00:00","lastSuccessAt":"2026-11-15T15:44:56.582+00:00","error":null,"lastVerifiedAt":"2026-11-15T15:44:56.582+00:00","snapshotPublishedAt":null,"importing":false,"stagedRecords":0,"checkedIdentifiers":13874,"expectedIdentifiers":13874,"failedIdentifiers":0},{"source":"osv:Go","scope":"Complete OSV Go ecosystem archive, including withdrawn and malicious-package source records; statement counts are not unique CVE counts","generation":"go-64eea06dbd27de8464d5dbce1b78cc794cc59e2d901516ae0d3ea76e624cdae0","complete":true,"records":9955,"lastAttemptAt":"2026-11-15T16:44:15.2192528+00:00","lastSuccessAt":"2026-11-14T13:57:23.1208135+00:00","error":null,"lastVerifiedAt":"2026-11-15T16:44:15.2192528+00:00","snapshotPublishedAt":"2026-11-14T13:17:57+00:00","importing":false,"stagedRecords":0,"checkedIdentifiers":null,"expectedIdentifiers":null,"failedIdentifiers":null},{"source":"osv:NuGet","scope":"Complete OSV NuGet ecosystem archive, including GitHub Advisory Database records; NuGet version matching only","generation":"nuget-f4424d7d4861b1af1404bd15abcb83f295dcd003412a9340ca99dc8200aa148a","complete":true,"records":2014,"lastAttemptAt":"2026-11-15T16:44:15.0097292+00:00","lastSuccessAt":"2026-11-13T19:57:08.2864435+00:00","error":null,"lastVerifiedAt":"2026-11-15T16:44:15.0097292+00:00","snapshotPublishedAt":"2026-11-13T19:33:10+00:00","importing":false,"stagedRecords":0,"checkedIdentifiers":null,"expectedIdentifiers":null,"failedIdentifiers":null},{"source":"osv:crates.io","scope":"Complete OSV crates.io ecosystem archive, including withdrawn and malicious-package source records; statement counts are not unique CVE counts","generation":"crates.io-6086d649bcb454cdf302d7d9275177bda73550e1b6e446b3520e9b6266d3582c","complete":true,"records":3148,"lastAttemptAt":"2026-11-15T16:44:15.2376807+00:00","lastSuccessAt":"2026-11-15T11:05:17.1034234+00:00","error":null,"lastVerifiedAt":"2026-11-15T16:44:15.2376807+00:00","snapshotPublishedAt":"2026-11-15T10:03:04+00:00","importing":false,"stagedRecords":0,"checkedIdentifiers":null,"expectedIdentifiers":null,"failedIdentifiers":null},{"source":"osv:npm","scope":"Complete OSV npm ecosystem archive, including withdrawn and malicious-package source records; statement counts are not unique CVE counts","generation":"npm-ff18f36f13fcca3a20a3fb9274b59b8872d18869a99071730e1e79b625c8f612","complete":true,"records":232475,"lastAttemptAt":"2026-11-15T16:44:15.1209325+00:00","lastSuccessAt":"2026-11-15T11:05:10.4195883+00:00","error":null,"lastVerifiedAt":"2026-11-15T16:44:15.1209325+00:00","snapshotPublishedAt":"2026-11-15T10:33:06+00:00","importing":false,"stagedRecords":0,"checkedIdentifiers":null,"expectedIdentifiers":null,"failedIdentifiers":null}]}