{"id":"CVE-2025-6227","state":"PUBLISHED","title":"Invite token is used as part of the secure communication","description":"Mattermost versions 10.5.x <= 10.5.7, 9.11.x <= 9.11.16 fail to negotiate a new token when accepting the invite which allows a user that intercepts both invite and password to send synchronization payloads to the server that originally created the invite via the REST API.","publishedAt":"2025-07-18T11:39:46.005Z","updatedAt":"2025-07-18T13:44:00.998Z","severity":{"score":2.2,"label":"Low","version":"3.1","vector":"CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:U/C:N/I:L/A:N","source":"Mattermost"},"assigner":"Mattermost","products":["Mattermost Mattermost"],"affected":[{"vendor":"Mattermost","product":"Mattermost","defaultStatus":"unaffected","versions":[{"version":"10.5.0","status":"affected","lessThanOrEqual":"10.5.7","versionType":"semver"},{"version":"9.11.0","status":"affected","lessThanOrEqual":"9.11.16","versionType":"semver"},{"version":"10.9.0","status":"unaffected"},{"version":"10.5.8","status":"unaffected"},{"version":"9.11.17","status":"unaffected"}]}],"references":["https://mattermost.com/security-updates"],"weaknesses":["CWE-522"],"ingestedAt":"2026-10-29T20:10:04.440Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2025/6xxx/CVE-2025-6227.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.1","cveMetadata":{"cveId":"CVE-2025-6227","state":"PUBLISHED","datePublished":"2025-07-18T11:39:46.005Z","dateUpdated":"2025-07-18T13:44:00.998Z","assignerShortName":"Mattermost","assignerOrgId":"9302f53e-dde5-4bf3-b2f2-a83f91ac0eee","dateReserved":"2025-06-18T10:41:49.989Z"},"containers":{"cna":{"title":"Invite token is used as part of the secure communication","descriptions":[{"lang":"en","value":"Mattermost versions 10.5.x <= 10.5.7, 9.11.x <= 9.11.16 fail to negotiate a new token when accepting the invite which allows a user that intercepts both invite and password to send synchronization payloads to the server that originally created the invite via the REST API."}],"affected":[{"vendor":"Mattermost","product":"Mattermost","defaultStatus":"unaffected","versions":[{"version":"10.5.0","status":"affected","lessThanOrEqual":"10.5.7","versionType":"semver"},{"version":"9.11.0","status":"affected","lessThanOrEqual":"9.11.16","versionType":"semver"},{"version":"10.9.0","status":"unaffected"},{"version":"10.5.8","status":"unaffected"},{"version":"9.11.17","status":"unaffected"}]}],"references":[{"url":"https://mattermost.com/security-updates"}],"metrics":[{"cvssV3_1":{"attackVector":"NETWORK","attackComplexity":"HIGH","privilegesRequired":"HIGH","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"NONE","integrityImpact":"LOW","availabilityImpact":"NONE","version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:U/C:N/I:L/A:N","baseSeverity":"LOW","baseScore":2.2},"format":"CVSS","scenarios":[{"lang":"en","value":"GENERAL"}]}],"problemTypes":[{"descriptions":[{"cweId":"CWE-522","lang":"en","type":"CWE","description":"CWE-522: Insufficiently Protected Credentials"}]}],"providerMetadata":{"shortName":"Mattermost","orgId":"9302f53e-dde5-4bf3-b2f2-a83f91ac0eee","dateUpdated":"2025-07-18T11:39:46.005Z"},"credits":[{"lang":"en","type":"finder","value":"Miguel de la Cruz"}],"solutions":[{"value":"Update Mattermost to versions 10.9.0, 10.5.8, 9.11.17 or higher.","lang":"en"}],"source":{"advisory":"MMSA-2025-00474","defect":["https://mattermost.atlassian.net/browse/MM-63931"],"discovery":"EXTERNAL"}},"adp":[{"title":"CISA ADP Vulnrichment","metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2025-07-18T13:43:55.354516Z","id":"CVE-2025-6227","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2025-07-18T13:44:00.998Z"}}]}}}