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This issue is fixed in version 5.9.2.","state":0,"publishedAt":"2026-09-16T18:34:34.881+00:00","modifiedAt":"2026-09-17T19:25:51.846+00:00","affected":[{"ecosystem":"Vendor product","name":"devalue","ranges":[],"versions":[],"rawVersionEvidence":"{\n                    \"vendor\": \"sveltejs\",\n                    \"product\": \"devalue\",\n                    \"versions\": [\n                        {\n                            \"version\": \"< 5.9.2\",\n                            \"status\": \"affected\"\n                        }\n                    ]\n                }"}],"metrics":[{"system":"CVSS 3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L","score":5.3,"severity":"MEDIUM"}],"references":["https://github.com/sveltejs/devalue/security/advisories/GHSA-9rgm-9g3h-6x36","https://github.com/sveltejs/devalue/commit/8b2a4562c446d7c36d9d629778079a5fae4243e1","https://github.com/sveltejs/devalue/releases/tag/v5.9.2"],"sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2026-81176","license":"CVE Program Terms of Use","key":"cve-program:CVE-2026-81176","identifiers":["CVE-2026-81176"]},"retained":false,"historicalAffected":[]},{"revision":"321bd8190cca4e069fe1dbbe27d8bf4d","observedAt":"2026-11-11T16:10:14.061+00:00","statement":{"source":"euvd","id":"EUVD-2026-80943","aliases":["CVE-2026-81176","GHSA-9rgm-9g3h-6x36"],"title":"Svelte devalue is a JavaScript library that serializes values into strings when JSON.stringify isn't sufficient for the job. 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This issue is fixed in version 5.9.2.","state":0,"publishedAt":null,"modifiedAt":null,"affected":[],"metrics":[{"system":"EUVD CVSS 3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L","score":5.3,"severity":null}],"references":["https://github.com/sveltejs/devalue/security/advisories/GHSA-9rgm-9g3h-6x36","https://github.com/sveltejs/devalue/commit/8b2a4562c446d7c36d9d629778079a5fae4243e1","https://github.com/sveltejs/devalue/releases/tag/v5.9.2"],"sourceUrl":"https://euvd.enisa.europa.eu/vulnerability/EUVD-2026-80943","license":"ENISA EUVD · source terms and attribution apply","enrichment":{"sourceStatus":null,"weaknesses":[],"productCriteria":[],"sourceDates":{"datePublished":"Sep 16, 2026, 6:34:34 PM","dateUpdated":"Sep 17, 2026, 7:25:51 PM"},"relatedAdvisories":[],"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. 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A specially crafted untrusted payload can make the parser alternate between array representations, producing quadratic work as the payload grows and causing denial of service in applications that parse untrusted devalue data. This issue is fixed in version 5.9.2.","state":0,"publishedAt":"2026-09-16T19:17:43.437+00:00","modifiedAt":"2026-09-30T17:51:56.193+00:00","affected":[],"metrics":[{"system":"CVSS 3.1 · security-advisories@github.com · Secondary","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L","score":5.3,"severity":"MEDIUM"}],"references":["https://github.com/sveltejs/devalue/commit/8b2a4562c446d7c36d9d629778079a5fae4243e1","https://github.com/sveltejs/devalue/releases/tag/v5.9.2","https://github.com/sveltejs/devalue/security/advisories/GHSA-9rgm-9g3h-6x36"],"sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-81176","license":"NIST NVD usage terms; underlying source attribution retained","enrichment":{"sourceStatus":"Deferred","weaknesses":["CWE-770"],"productCriteria":[],"sourceDates":{"published":"2026-09-16T19:17:43.437","lastModified":"2026-09-30T17:51:56.193"},"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-2026-81176","identifiers":["CVE-2026-81176"]},"retained":false,"historicalAffected":[]},{"revision":"c373b2d14f0b428bae10abd54308d393","observedAt":"2026-10-24T13:17:17.793+00:00","statement":{"source":"osv","id":"GHSA-9rgm-9g3h-6x36","aliases":["CVE-2026-81176"],"title":"Svelte devalue: DoS via malformed input","description":"### Impact\n\n`devalue.parse` prior to version 5.9.2 fails to reject out-of-bounds indices. Specially-crafted payloads can exploit this to cause devalue to alternate between different array representations, resulting in work that is quadratic with payload size.\n\nApplications are potentially affected if they call `devalue.parse` with untrusted data.\n\n### Patches\n\nThe bug is fixed in `devalue@5.9.2`.","state":0,"publishedAt":"2026-09-17T20:28:21+00:00","modifiedAt":"2026-09-17T20:45:04.9921559+00:00","affected":[{"ecosystem":"npm","name":"devalue","ranges":[{"type":"SEMVER","events":[{"kind":"introduced","version":"0"},{"kind":"fixed","version":"5.9.2"}]}],"versions":[],"rawVersionEvidence":null}],"metrics":[{"system":"CVSS_V3","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L","score":null,"severity":null},{"system":"Publisher rating","vector":null,"score":null,"severity":"MODERATE"}],"references":["https://github.com/sveltejs/devalue/security/advisories/GHSA-9rgm-9g3h-6x36","https://nvd.nist.gov/vuln/detail/CVE-2026-81176","https://github.com/sveltejs/devalue/commit/8b2a4562c446d7c36d9d629778079a5fae4243e1","https://github.com/sveltejs/devalue","https://github.com/sveltejs/devalue/releases/tag/v5.9.2"],"sourceUrl":"https://github.com/advisories/GHSA-9rgm-9g3h-6x36","license":"GitHub Advisory Database · CC-BY-4.0","key":"osv:GHSA-9rgm-9g3h-6x36","identifiers":["GHSA-9rgm-9g3h-6x36","CVE-2026-81176"]},"retained":false,"historicalAffected":[]}],"coverage":[{"source":"cisa-kev:global","scope":"Complete CISA KEV catalog; all vendors. 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