{"id":"GHSA-hm95-jx66-g2gh","revision":null,"records":[{"revision":"c375319d815a4e7783785c768598ec57","observedAt":"2026-10-23T15:48:27.903+00:00","statement":{"source":"cve-program","id":"CVE-2025-9084","aliases":[],"title":"Open redirect in OAuth login","description":"Mattermost versions 10.5.x <= 10.5.9 fail to properly validate redirect URLs which allows attackers to redirect users to malicious sites via crafted OAuth login URLs","state":0,"publishedAt":"2025-09-15T10:22:30.184+00:00","modifiedAt":"2025-09-15T12:24:41.138+00:00","affected":[{"ecosystem":"Vendor product","name":"Mattermost","ranges":[],"versions":[],"rawVersionEvidence":"{\n                    \"defaultStatus\": \"unaffected\",\n                    \"product\": \"Mattermost\",\n                    \"vendor\": \"Mattermost\",\n                    \"versions\": [\n                        {\n                            \"lessThanOrEqual\": \"10.5.9\",\n                            \"status\": \"affected\",\n                            \"version\": \"10.5.0\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"10.11.0\",\n                            \"status\": \"unaffected\"\n                        },\n                        {\n                            \"version\": \"10.5.10\",\n                            \"status\": \"unaffected\"\n                        }\n                    ]\n                }"}],"metrics":[{"system":"CVSS 3.1","vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:N/I:L/A:N","score":3.1,"severity":"LOW"}],"references":["https://mattermost.com/security-updates"],"sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2025-9084","license":"CVE Program Terms of Use","key":"cve-program:CVE-2025-9084","identifiers":["CVE-2025-9084"]},"retained":false,"historicalAffected":[]},{"revision":"6fa6a048f6dc4d189f5d11b267329954","observedAt":"2026-11-07T03:35:58.572+00:00","statement":{"source":"euvd","id":"EUVD-2025-29172","aliases":["CVE-2025-9084","GHSA-hm95-jx66-g2gh"],"title":"Mattermost versions 10.5.x <= 10.5.9 fail to properly validate redirect URLs which allows attackers to redirect users to malicious sites via crafted OAuth login URLs","description":"Mattermost versions 10.5.x <= 10.5.9 fail to properly validate redirect URLs which allows attackers to redirect users to malicious sites via crafted OAuth login URLs","state":0,"publishedAt":null,"modifiedAt":null,"affected":[],"metrics":[{"system":"EUVD CVSS 3.1","vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:N/I:L/A:N","score":3.1,"severity":null}],"references":["https://mattermost.com/security-updates"],"sourceUrl":"https://euvd.enisa.europa.eu/vulnerability/EUVD-2025-29172","license":"ENISA EUVD · source terms and attribution apply","enrichment":{"sourceStatus":null,"weaknesses":[],"productCriteria":[],"sourceDates":{"datePublished":"Sep 15, 2025, 10:22:30 AM","dateUpdated":"Sep 15, 2025, 12:24:41 PM"},"relatedAdvisories":[{"id":"openSUSE-SU-2025:15564-1","title":"govulncheck-vulndb-0.0.20250917T170349-1.1 on GA media","vulnerabilityIds":["CVE-2025-4953","CVE-2025-54123","CVE-2025-54376","CVE-2025-58058","CVE-2025-58063","CVE-2025-58157","CVE-2025-58158","CVE-2025-58430","CVE-2025-58437","CVE-2025-58445","CVE-2025-58450","CVE-2025-59358","CVE-2025-59359","CVE-2025-59360","CVE-2025-59361","CVE-2025-7445","CVE-2025-8396","CVE-2025-9072","CVE-2025-9076","CVE-2025-9078","CVE-2025-9084"]}],"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-2025-29172","identifiers":["EUVD-2025-29172","CVE-2025-9084","GHSA-hm95-jx66-g2gh"]},"retained":false,"historicalAffected":[]},{"revision":"b86d25dcb6c148df93c23acb48d64ac3","observedAt":"2026-10-25T04:17:18.34+00:00","statement":{"source":"nvd","id":"CVE-2025-9084","aliases":[],"title":"Mattermost versions 10.5.x <= 10.5.9 fail to properly validate redirect URLs which allows attackers to redirect users to malicious sites via crafted OAuth login URLs","description":"Mattermost versions 10.5.x <= 10.5.9 fail to properly validate redirect URLs which allows attackers to redirect users to malicious sites via crafted OAuth login URLs","state":0,"publishedAt":"2025-09-15T11:15:34.35+00:00","modifiedAt":"2026-10-19T17:10:00.173+00:00","affected":[],"metrics":[{"system":"CVSS 3.1 · responsibledisclosure@mattermost.com · Secondary","vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:N/I:L/A:N","score":3.1,"severity":"LOW"},{"system":"CVSS 3.1 · nvd@nist.gov · Primary","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N","score":6.1,"severity":"MEDIUM"}],"references":["https://mattermost.com/security-updates"],"sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2025-9084","license":"NIST NVD usage terms; underlying source attribution retained","enrichment":{"sourceStatus":"Analyzed","weaknesses":["CWE-601"],"productCriteria":["cpe:2.3:a:mattermost:mattermost_server:*:*:*:*:*:*:*:*"],"sourceDates":{"published":"2025-09-15T11:15:34.350","lastModified":"2026-10-19T17:10:00.173"},"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-2025-9084","identifiers":["CVE-2025-9084"]},"retained":false,"historicalAffected":[]},{"revision":"34ef81fee3ea484d9b8e7efaba4b8661","observedAt":"2026-10-24T13:19:41.952+00:00","statement":{"source":"osv","id":"GHSA-hm95-jx66-g2gh","aliases":["CVE-2025-9084","GO-2025-3960"],"title":"Mattermost Open Redirect vulnerability","description":"Mattermost versions 10.5.x <= 10.5.9 fail to properly validate redirect URLs which allows attackers to redirect users to malicious sites via crafted OAuth login URLs.","state":0,"publishedAt":"2025-09-15T12:31:25+00:00","modifiedAt":"2025-09-17T17:42:24.520016+00:00","affected":[{"ecosystem":"Go","name":"github.com/mattermost/mattermost/server/v8","ranges":[{"type":"SEMVER","events":[{"kind":"introduced","version":"0"},{"kind":"fixed","version":"8.0.0-202508080704-39bd251fe4f600"}]}],"versions":[],"rawVersionEvidence":null},{"ecosystem":"Go","name":"github.com/mattermost/mattermost-server","ranges":[{"type":"SEMVER","events":[{"kind":"introduced","version":"10.5.0"},{"kind":"fixed","version":"10.5.10"}]}],"versions":[],"rawVersionEvidence":null}],"metrics":[{"system":"CVSS_V3","vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:N/I:L/A:N","score":null,"severity":null},{"system":"Publisher rating","vector":null,"score":null,"severity":"LOW"}],"references":["https://nvd.nist.gov/vuln/detail/CVE-2025-9084","https://github.com/mattermost/mattermost/commit/39bd251fe4f66b7e847fc6d653221886347ff160","https://github.com/mattermost/mattermost","https://mattermost.com/security-updates"],"sourceUrl":"https://github.com/advisories/GHSA-hm95-jx66-g2gh","license":"GitHub Advisory Database · CC-BY-4.0","key":"osv:GHSA-hm95-jx66-g2gh","identifiers":["GHSA-hm95-jx66-g2gh","CVE-2025-9084","GO-2025-3960"]},"retained":false,"historicalAffected":[]},{"revision":"c2f991cb867a4ad891b91de4739e8f66","observedAt":"2026-10-24T13:19:41.952+00:00","statement":{"source":"osv","id":"GO-2025-3960","aliases":["CVE-2025-9084","GHSA-hm95-jx66-g2gh"],"title":"Mattermost Open Redirect vulnerability in github.com/mattermost/mattermost-server","description":"Mattermost Open Redirect vulnerability in github.com/mattermost/mattermost-server.\n\nNOTE: The source advisory for this report contains additional versions that could not be automatically mapped to standard Go module versions.\n\n(If this is causing false-positive reports from vulnerability scanners, please suggest an edit to the report.)\n\nThe additional affected modules and versions are: github.com/mattermost/mattermost/server/v8 before v8.0.0-202508080704-39bd251fe4f600.","state":0,"publishedAt":"2025-09-17T17:03:49+00:00","modifiedAt":"2026-03-03T04:56:55.708038+00:00","affected":[{"ecosystem":"Go","name":"github.com/mattermost/mattermost-server","ranges":[{"type":"SEMVER","events":[{"kind":"introduced","version":"10.5.0+incompatible"},{"kind":"fixed","version":"10.5.10+incompatible"}]}],"versions":[],"rawVersionEvidence":null},{"ecosystem":"Go","name":"github.com/mattermost/mattermost-server/v5","ranges":[{"type":"SEMVER","events":[{"kind":"introduced","version":"0"}]}],"versions":[],"rawVersionEvidence":null},{"ecosystem":"Go","name":"github.com/mattermost/mattermost-server/v6","ranges":[{"type":"SEMVER","events":[{"kind":"introduced","version":"0"}]}],"versions":[],"rawVersionEvidence":null},{"ecosystem":"Go","name":"github.com/mattermost/mattermost/server/v8","ranges":[{"type":"SEMVER","events":[{"kind":"introduced","version":"0"}]}],"versions":[],"rawVersionEvidence":null}],"metrics":[],"references":["https://github.com/advisories/GHSA-hm95-jx66-g2gh","https://nvd.nist.gov/vuln/detail/CVE-2025-9084","https://github.com/mattermost/mattermost/commit/39bd251fe4f66b7e847fc6d653221886347ff160","https://mattermost.com/security-updates"],"sourceUrl":"https://osv.dev/vulnerability/GO-2025-3960","license":"OSV · upstream source license applies","key":"osv:GO-2025-3960","identifiers":["GO-2025-3960","CVE-2025-9084","GHSA-hm95-jx66-g2gh"]},"retained":false,"historicalAffected":[]}],"coverage":[{"source":"cisa-kev:global","scope":"Complete CISA KEV catalog; all vendors. Missing entries do not establish absence of exploitation.","generation":"2026-11-08T22:02:16.0606753+00:00","complete":true,"records":1769,"lastAttemptAt":"2026-11-08T22:02:16.0606753+00:00","lastSuccessAt":"2026-11-08T22:02:16.2994172+00:00","error":null,"lastVerifiedAt":"2026-11-08T22:02:16.2994182+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-eaa64dac63caa79c8d4905619258c41c51b39e461b996124e1a21b5e85e7e738-5c1b3bec2d88ca854826c6481a0dc8d7444a0d42f1465638fb0ec19ea1213afc","complete":true,"records":421267,"lastAttemptAt":"2026-11-08T22:02:15.5779251+00:00","lastSuccessAt":"2026-11-08T22:02:15.4942534+00:00","error":null,"lastVerifiedAt":"2026-11-08T22:02:15.5779251+00:00","snapshotPublishedAt":"2026-11-08T21:27:04+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-fd9e659eac384b31b6b54c14a478a6b6","complete":true,"records":13654,"lastAttemptAt":"2026-11-08T22:02:46.9922536+00:00","lastSuccessAt":"2026-11-08T22:02:46.989+00:00","error":null,"lastVerifiedAt":"2026-11-08T22:02:46.989+00:00","snapshotPublishedAt":null,"importing":false,"stagedRecords":0,"checkedIdentifiers":13706,"expectedIdentifiers":13706,"failedIdentifiers":0},{"source":"first-epss:nuget","scope":"FIRST EPSS for explicit CVE aliases in the collected public NuGet archive. Not a global EPSS backfill.","generation":"2026-11-08T22:02:16.0606753+00:00","complete":true,"records":1096,"lastAttemptAt":"2026-11-08T22:02:16.0606753+00:00","lastSuccessAt":"2026-11-08T22:02:16.3005264+00:00","error":null,"lastVerifiedAt":"2026-11-08T22:02:16.3005266+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-d44f9ddfc3b944cf9f918f0296ab9362","complete":true,"records":13666,"lastAttemptAt":"2026-11-08T22:02:41.4763214+00:00","lastSuccessAt":"2026-11-08T22:02:41.472+00:00","error":null,"lastVerifiedAt":"2026-11-08T22:02:41.472+00:00","snapshotPublishedAt":null,"importing":false,"stagedRecords":0,"checkedIdentifiers":13706,"expectedIdentifiers":13706,"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-980593e6977a6d1b4fb1eed5a1ffe88a468736f89f0a06f710924ad59132c023","complete":true,"records":9914,"lastAttemptAt":"2026-11-08T22:02:15.9240904+00:00","lastSuccessAt":"2026-11-08T11:07:07.068788+00:00","error":null,"lastVerifiedAt":"2026-11-08T22:02:15.9240904+00:00","snapshotPublishedAt":"2026-11-08T11:02:46+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-fde804134ecdda0ddd5ff5c26ee1fff5a6fa659311f7ef2e51c6ad54964db0e2","complete":true,"records":1971,"lastAttemptAt":"2026-11-08T22:02:15.7236649+00:00","lastSuccessAt":"2026-11-06T19:03:17.0399903+00:00","error":null,"lastVerifiedAt":"2026-11-08T22:02:15.7236649+00:00","snapshotPublishedAt":"2026-11-06T18:17:57+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-964c14035e6f0f6478b2870fad6a7ef9f6045876d4a12af2c2e514521e54b6af","complete":true,"records":3055,"lastAttemptAt":"2026-11-08T22:02:16.0280445+00:00","lastSuccessAt":"2026-11-08T11:07:12.1927025+00:00","error":null,"lastVerifiedAt":"2026-11-08T22:02:16.0280445+00:00","snapshotPublishedAt":"2026-11-08T11:02:46+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-f8647d7ba64b1ba0dfdc7130944766d5b36d5b77d18fff0c79e651a4cff3c2b9","complete":true,"records":231293,"lastAttemptAt":"2026-11-08T22:02:15.8267172+00:00","lastSuccessAt":"2026-11-08T11:06:56.2918717+00:00","error":null,"lastVerifiedAt":"2026-11-08T22:02:15.8267172+00:00","snapshotPublishedAt":"2026-11-08T11:02:50+00:00","importing":false,"stagedRecords":0,"checkedIdentifiers":null,"expectedIdentifiers":null,"failedIdentifiers":null}]}