{"schemaVersion":3,"id":"CVE-2025-13324","aliases":["GHSA-x3r8-2hmh-89f5","GO-2025-4256"],"status":"published","duplicateOf":null,"title":null,"description":"Mattermost versions 10.11.x <= 10.11.5, 11.0.x <= 11.0.4, 10.12.x <= 10.12.2 fail to invalidate remote cluster invite tokens when using the legacy (version 1) protocol or when the confirming party does not provide a refreshed token, which allows an attacker who has obtained an invite token to authenticate as the remote cluster and perform limited actions on shared channels even after the invitation has been legitimately confirmed.","dates":{"published":"2025-12-17T18:14:13.347Z","modified":"2025-12-24T10:16:53.096Z","reserved":null,"kevAdded":[],"kevDue":[]},"cvss":{"headline":{"score":3.7,"severity":"low","version":"3.1","versionLabel":"v3.1","source":"CVE.org","vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:N","computed":false,"selection":"backend-summary"},"metrics":[{"version":"3.1","versionLabel":"v3.1","source":"CVE.org","score":3.7,"severity":"low","vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:N","exploitability":null,"impact":null,"computed":false},{"version":"3.1","versionLabel":"v3.1","source":"OSV · Go","score":4.3,"severity":"medium","vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N","exploitability":7.2,"impact":2.3,"computed":true},{"version":"3.1","versionLabel":"v3.1","source":"NVD","score":3.7,"severity":"low","vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:N","exploitability":null,"impact":null,"computed":false}]},"epss":{"probability":0.00199,"percentile":0.09245,"severity":"low","asOf":"2026-10-21T00:00:00.000Z","change":{"pp":0.0010000000000000026,"baselineDate":"2026-09-21T00:00:00.000Z","baselineScore":0.00198},"history":[{"date":"2026-09-14T00:00:00.000Z","score":0.00198,"percentile":null},{"date":"2026-09-15T00:00:00.000Z","score":0.00198,"percentile":null},{"date":"2026-09-16T00:00:00.000Z","score":0.00198,"percentile":null},{"date":"2026-09-17T00:00:00.000Z","score":0.00198,"percentile":null},{"date":"2026-09-18T00:00:00.000Z","score":0.00198,"percentile":null},{"date":"2026-09-19T00:00:00.000Z","score":0.00198,"percentile":null},{"date":"2026-09-20T00:00:00.000Z","score":0.00198,"percentile":null},{"date":"2026-09-21T00:00:00.000Z","score":0.00198,"percentile":null},{"date":"2026-09-22T00:00:00.000Z","score":0.00198,"percentile":null},{"date":"2026-09-23T00:00:00.000Z","score":0.00198,"percentile":null},{"date":"2026-09-24T00:00:00.000Z","score":0.00199,"percentile":null},{"date":"2026-09-25T00:00:00.000Z","score":0.00199,"percentile":null},{"date":"2026-09-26T00:00:00.000Z","score":0.00199,"percentile":null},{"date":"2026-09-27T00:00:00.000Z","score":0.00199,"percentile":null},{"date":"2026-09-28T00:00:00.000Z","score":0.00199,"percentile":null},{"date":"2026-09-29T00:00:00.000Z","score":0.00199,"percentile":null},{"date":"2026-09-30T00:00:00.000Z","score":0.00199,"percentile":null},{"date":"2026-10-01T00:00:00.000Z","score":0.00199,"percentile":null},{"date":"2026-10-02T00:00:00.000Z","score":0.00199,"percentile":null},{"date":"2026-10-03T00:00:00.000Z","score":0.00199,"percentile":null},{"date":"2026-10-04T00:00:00.000Z","score":0.00199,"percentile":null},{"date":"2026-10-05T00:00:00.000Z","score":0.00199,"percentile":null},{"date":"2026-10-06T00:00:00.000Z","score":0.00199,"percentile":null},{"date":"2026-10-07T00:00:00.000Z","score":0.00199,"percentile":null},{"date":"2026-10-08T00:00:00.000Z","score":0.00199,"percentile":null},{"date":"2026-10-09T00:00:00.000Z","score":0.00199,"percentile":null},{"date":"2026-10-10T00:00:00.000Z","score":0.00199,"percentile":null},{"date":"2026-10-11T00:00:00.000Z","score":0.00199,"percentile":null},{"date":"2026-10-12T00:00:00.000Z","score":0.00199,"percentile":null},{"date":"2026-10-13T00:00:00.000Z","score":0.00199,"percentile":null},{"date":"2026-10-14T00:00:00.000Z","score":0.00199,"percentile":null},{"date":"2026-10-15T00:00:00.000Z","score":0.00199,"percentile":null},{"date":"2026-10-16T00:00:00.000Z","score":0.00199,"percentile":null},{"date":"2026-10-17T00:00:00.000Z","score":0.00199,"percentile":null},{"date":"2026-10-18T00:00:00.000Z","score":0.00199,"percentile":null},{"date":"2026-10-19T00:00:00.000Z","score":0.00199,"percentile":null},{"date":"2026-10-20T00:00:00.000Z","score":0.00199,"percentile":null},{"date":"2026-10-21T00:00:00.000Z","score":0.00199,"percentile":0.09245}],"last30":[{"date":"2026-09-21T00:00:00.000Z","score":0.00198,"percentile":null},{"date":"2026-09-22T00:00:00.000Z","score":0.00198,"percentile":null},{"date":"2026-09-23T00:00:00.000Z","score":0.00198,"percentile":null},{"date":"2026-09-24T00:00:00.000Z","score":0.00199,"percentile":null},{"date":"2026-09-25T00:00:00.000Z","score":0.00199,"percentile":null},{"date":"2026-09-26T00:00:00.000Z","score":0.00199,"percentile":null},{"date":"2026-09-27T00:00:00.000Z","score":0.00199,"percentile":null},{"date":"2026-09-28T00:00:00.000Z","score":0.00199,"percentile":null},{"date":"2026-09-29T00:00:00.000Z","score":0.00199,"percentile":null},{"date":"2026-09-30T00:00:00.000Z","score":0.00199,"percentile":null},{"date":"2026-10-01T00:00:00.000Z","score":0.00199,"percentile":null},{"date":"2026-10-02T00:00:00.000Z","score":0.00199,"percentile":null},{"date":"2026-10-03T00:00:00.000Z","score":0.00199,"percentile":null},{"date":"2026-10-04T00:00:00.000Z","score":0.00199,"percentile":null},{"date":"2026-10-05T00:00:00.000Z","score":0.00199,"percentile":null},{"date":"2026-10-06T00:00:00.000Z","score":0.00199,"percentile":null},{"date":"2026-10-07T00:00:00.000Z","score":0.00199,"percentile":null},{"date":"2026-10-08T00:00:00.000Z","score":0.00199,"percentile":null},{"date":"2026-10-09T00:00:00.000Z","score":0.00199,"percentile":null},{"date":"2026-10-10T00:00:00.000Z","score":0.00199,"percentile":null},{"date":"2026-10-11T00:00:00.000Z","score":0.00199,"percentile":null},{"date":"2026-10-12T00:00:00.000Z","score":0.00199,"percentile":null},{"date":"2026-10-13T00:00:00.000Z","score":0.00199,"percentile":null},{"date":"2026-10-14T00:00:00.000Z","score":0.00199,"percentile":null},{"date":"2026-10-15T00:00:00.000Z","score":0.00199,"percentile":null},{"date":"2026-10-16T00:00:00.000Z","score":0.00199,"percentile":null},{"date":"2026-10-17T00:00:00.000Z","score":0.00199,"percentile":null},{"date":"2026-10-18T00:00:00.000Z","score":0.00199,"percentile":null},{"date":"2026-10-19T00:00:00.000Z","score":0.00199,"percentile":null},{"date":"2026-10-20T00:00:00.000Z","score":0.00199,"percentile":null},{"date":"2026-10-21T00:00:00.000Z","score":0.00199,"percentile":0.09245}]},"kev":{"state":"not-listed","entries":[],"listedCount":0,"totalCatalogs":3,"catalogs":[{"source":"cisa","label":"CISA","listed":false,"entry":null},{"source":"enisa","label":"ENISA","listed":false,"entry":null},{"source":"circl","label":"CIRCL","listed":false,"entry":null}]},"ransomware":{"state":"none-recorded","sources":[]},"exploits":[],"exploitCount":0,"weaknesses":[{"id":"CWE-863","name":"Incorrect Authorization","description":"The product performs an authorization check when an actor attempts to access a resource or perform an action, but it does not correctly perform the check.","type":"weakness","status":"Incomplete","abstraction":"Class","likelihoodOfExploit":"High","url":"https://cwe.mitre.org/data/definitions/863.html"}],"affected":[{"vendor":"github.com/mattermost","product":"mattermost","name":"github.com/mattermost/mattermost","label":"mattermost","ecosystem":"Go","cpePart":null,"purl":"pkg:golang/github.com/mattermost/mattermost","purlType":"golang","versions":[{"text":"≥ 10.12.0, < 10.12.2","noFixRecorded":false,"fixedIn":null},{"text":"≥ 10.11.0-rc1, < 10.11.5","noFixRecorded":false,"fixedIn":null},{"text":"≥ 11.0.0-alpha.1, < 11.0.4","noFixRecorded":false,"fixedIn":null},{"text":"≥ 11.0.0-alpha.1+incompatible, < 11.0.4+incompatible","noFixRecorded":false,"fixedIn":null}],"versionsText":"≥ 10.12.0, < 10.12.2 | ≥ 10.11.0-rc1, < 10.11.5 | ≥ 11.0.0-alpha.1, < 11.0.4 | ≥ 11.0.0-alpha.1+incompatible, < 11.0.4+incompatible","eol":null,"hubHref":null},{"vendor":"github.com/mattermost","product":"mattermost-server","name":"github.com/mattermost/mattermost-server","label":"mattermost-server","ecosystem":"Go","cpePart":null,"purl":"pkg:golang/github.com/mattermost/mattermost-server","purlType":"golang","versions":[{"text":"< 11.0.4","noFixRecorded":false,"fixedIn":null},{"text":"< 11.0.4+incompatible","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 11.0.4 | < 11.0.4+incompatible","eol":null,"hubHref":null},{"vendor":"github.com/mattermost/mattermost-server","product":"v5","name":"github.com/mattermost/mattermost-server/v5","label":"v5","ecosystem":"Go","cpePart":null,"purl":"pkg:golang/github.com/mattermost/mattermost-server/v5","purlType":"golang","versions":[{"text":"All versions","noFixRecorded":true,"fixedIn":null}],"versionsText":"All versions (No fix recorded)","eol":null,"hubHref":null},{"vendor":"github.com/mattermost/mattermost-server","product":"v6","name":"github.com/mattermost/mattermost-server/v6","label":"v6","ecosystem":"Go","cpePart":null,"purl":"pkg:golang/github.com/mattermost/mattermost-server/v6","purlType":"golang","versions":[{"text":"All versions","noFixRecorded":true,"fixedIn":null}],"versionsText":"All versions (No fix recorded)","eol":null,"hubHref":null},{"vendor":"github.com/mattermost/mattermost/server","product":"v8","name":"github.com/mattermost/mattermost/server/v8","label":"v8","ecosystem":"Go","cpePart":null,"purl":"pkg:golang/github.com/mattermost/mattermost/server/v8","purlType":"golang","versions":[{"text":"< 8.0.0-20251031095924-e7e23b94e006","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 8.0.0-20251031095924-e7e23b94e006","eol":null,"hubHref":null},{"vendor":"mattermost","product":"mattermost","name":"Mattermost","label":"mattermost","ecosystem":null,"cpePart":"a","purl":null,"purlType":null,"versions":[{"text":"≥ 10.11.0, ≤ 10.11.5","noFixRecorded":false,"fixedIn":null},{"text":"≥ 11.0.0, ≤ 11.0.4","noFixRecorded":false,"fixedIn":null},{"text":"≥ 10.12.0, ≤ 10.12.2","noFixRecorded":false,"fixedIn":null}],"versionsText":"≥ 10.11.0, ≤ 10.11.5 | ≥ 11.0.0, ≤ 11.0.4 | ≥ 10.12.0, ≤ 10.12.2","eol":null,"hubHref":"/vendor/mattermost/mattermost"},{"vendor":"mattermost","product":"mattermost_server","name":"mattermost server","label":"mattermost_server","ecosystem":null,"cpePart":"a","purl":null,"purlType":null,"versions":[{"text":"≥ 10.11.0, < 10.11.6","noFixRecorded":false,"fixedIn":null},{"text":"≥ 10.12.0, < 10.12.3","noFixRecorded":false,"fixedIn":null},{"text":"≥ 11.0.0, < 11.0.5","noFixRecorded":false,"fixedIn":null}],"versionsText":"≥ 10.11.0, < 10.11.6 | ≥ 10.12.0, < 10.12.3 | ≥ 11.0.0, < 11.0.5","eol":{"isEol":null,"eolDate":null,"matchMethod":"cpe","cycle":null,"product":{"name":"mattermost","label":"Mattermost","category":"server-app"}},"hubHref":"/vendor/mattermost/mattermost_server"}],"affectedCount":7,"eol":{"hasEol":false,"count":0},"references":[{"url":"https://mattermost.com/security-updates","label":"mattermost.com/security-updates","hostname":"mattermost.com","tags":["WEB","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2025-13324","label":"nvd.nist.gov/vuln/detail/CVE-2025-13324","hostname":"nvd.nist.gov","tags":["Advisory"]},{"url":"https://github.com/mattermost/mattermost/commit/364c2203de00fe0d8424b6b46d6f0eeb02a2539a","label":"github.com/mattermost/mattermost/commit/364c2203de00fe0d8424b6b46d6f0eeb02a2539a","hostname":"github.com","tags":["WEB","FIX"]},{"url":"https://github.com/mattermost/mattermost/commit/7ccb62db7958abd6a4b21a06c5a4f5367a8f8b1f","label":"github.com/mattermost/mattermost/commit/7ccb62db7958abd6a4b21a06c5a4f5367a8f8b1f","hostname":"github.com","tags":["WEB","FIX"]},{"url":"https://github.com/mattermost/mattermost/commit/9f54e5cdc3aef412945ff0e6a58338f7b549bdda","label":"github.com/mattermost/mattermost/commit/9f54e5cdc3aef412945ff0e6a58338f7b549bdda","hostname":"github.com","tags":["WEB","FIX"]},{"url":"https://github.com/mattermost/mattermost","label":"github.com/mattermost/mattermost","hostname":"github.com","tags":["PACKAGE"]},{"url":"https://github.com/advisories/GHSA-x3r8-2hmh-89f5","label":"github.com/advisories/GHSA-x3r8-2hmh-89f5","hostname":"github.com","tags":["Advisory"]}],"lineage":{"upstream":[],"downstream":["OPENSUSE-SU-2026:21483-1","SUSE-SU-2026:0037-1"],"duplicates":[],"related":["OPENSUSE-SU-2026:21483-1","SUSE-SU-2026:0037-1"]},"timeline":[{"kind":"published","date":"2025-12-17T18:14:13.347Z","label":"Published","detail":"Vulnerability first disclosed.","source":null},{"kind":"modified","date":"2025-12-24T10:16:53.096Z","label":"Last modified","detail":"Vulnerability information updated.","source":null}],"risk":{"score":15,"level":"low","profile":"Default","thresholds":{"critical":75,"high":50,"medium":25,"low":10}},"meta":{"dataAsOf":"2026-10-21T20:20:08.176Z","stale":false,"partial":false}}