{"id":"CVE-2025-64641","sourceIdentifier":"responsibledisclosure@mattermost.com","published":"2025-12-24T08:15:46.487","lastModified":"2026-10-19T22:10:00.130","vulnStatus":"Analyzed","cveTags":[],"descriptions":[{"lang":"en","value":"Mattermost versions 11.1.x <= 11.1.0, 11.0.x <= 11.0.5, 10.12.x <= 10.12.3, 10.11.x <= 10.11.7 fail to verify that post actions invoking /share-issue-publicly were created by the Jira plugin which allowed a malicious Mattermost user to exfiltrate Jira tickets when victim users interacted with affected posts"},{"lang":"es","value":"Las versiones de Mattermost 11.1.x hasta la versión 11.1.0 incluida, 11.0.x hasta la versión 11.0.5 incluida, 10.12.x hasta la versión 10.12.3 incluida y 10.11.x hasta la versión 10.11.7 incluida no verifican que las acciones de publicación que invocan /share-issue-publicly hayan sido creadas por el plugin de Jira, lo que permite a un usuario malintencionado de Mattermost exfiltrar tickets de Jira cuando los usuarios víctimas interactúan con las publicaciones afectadas."}],"affected":[{"source":"responsibledisclosure@mattermost.com","affectedData":[{"vendor":"Mattermost","product":"Mattermost","defaultStatus":"unaffected","versions":[{"version":"11.1.0","lessThanOrEqual":"11.1.0","versionType":"semver","status":"affected"},{"version":"11.0.0","lessThanOrEqual":"11.0.5","versionType":"semver","status":"affected"},{"version":"10.12.0","lessThanOrEqual":"10.12.3","versionType":"semver","status":"affected"},{"version":"10.11.0","lessThanOrEqual":"10.11.7","versionType":"semver","status":"affected"},{"version":"11.2.0","status":"unaffected"},{"version":"11.1.1","status":"unaffected"},{"version":"11.0.6","status":"unaffected"},{"version":"10.12.4","status":"unaffected"},{"version":"10.11.8","status":"unaffected"}]}]}],"metrics":{"cvssMetricV31":[{"source":"responsibledisclosure@mattermost.com","type":"Secondary","cvssData":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:N/A:N","baseScore":4.1,"baseSeverity":"MEDIUM","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"LOW","userInteraction":"REQUIRED","scope":"CHANGED","confidentialityImpact":"LOW","integrityImpact":"NONE","availabilityImpact":"NONE"},"exploitabilityScore":2.3,"impactScore":1.4},{"source":"nvd@nist.gov","type":"Primary","cvssData":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:N/A:N","baseScore":4.1,"baseSeverity":"MEDIUM","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"LOW","userInteraction":"REQUIRED","scope":"CHANGED","confidentialityImpact":"LOW","integrityImpact":"NONE","availabilityImpact":"NONE"},"exploitabilityScore":2.3,"impactScore":1.4}],"ssvcV203":[{"source":"134c704f-9b21-4f2e-91b3-4a467353bcc0","ssvcData":{"timestamp":"2025-12-24T16:35:04.296093Z","id":"CVE-2025-64641","options":[{"exploitation":"none"},{"automatable":"no"},{"technicalImpact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}]},"weaknesses":[{"source":"responsibledisclosure@mattermost.com","type":"Secondary","description":[{"lang":"en","value":"CWE-863"}]}],"configurations":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:a:mattermost:mattermost_server:*:*:*:*:*:*:*:*","versionStartIncluding":"10.11.0","versionEndExcluding":"10.11.8","matchCriteriaId":"7B0477E2-8999-4E1D-9E6B-7A818CB76488"},{"vulnerable":true,"criteria":"cpe:2.3:a:mattermost:mattermost_server:*:*:*:*:*:*:*:*","versionStartIncluding":"10.12.0","versionEndExcluding":"10.12.4","matchCriteriaId":"B83EB4C3-5E75-4BD1-94F3-ED29D329E5C4"},{"vulnerable":true,"criteria":"cpe:2.3:a:mattermost:mattermost_server:*:*:*:*:*:*:*:*","versionStartIncluding":"11.0.0","versionEndExcluding":"11.0.6","matchCriteriaId":"B6EAC2A0-B481-45EA-90AE-F950921DB06A"},{"vulnerable":true,"criteria":"cpe:2.3:a:mattermost:mattermost_server:*:*:*:*:*:*:*:*","versionStartIncluding":"11.1.0","versionEndExcluding":"11.1.1","matchCriteriaId":"387573EC-2596-4529-BD43-054E52D34EC0"}]}]}],"references":[{"url":"https://mattermost.com/security-updates","source":"responsibledisclosure@mattermost.com","tags":["Vendor Advisory"]}]}