{"schemaVersion":3,"id":"CVE-2025-44004","aliases":["GHSA-6ff3-jgxh-vffj","GO-2025-3865"],"status":"published","duplicateOf":null,"title":null,"description":"Mattermost Confluence Plugin version <1.5.0 fails to check the authorization of the user to the Mattermost instance which allows attackers to create a channel subscription without proper authorization via API call to the create channel subscription endpoint.","dates":{"published":"2025-08-11T18:56:58.269Z","modified":"2025-08-11T19:34:49.595Z","reserved":null,"kevAdded":[],"kevDue":[]},"cvss":{"headline":{"score":7.2,"severity":"high","version":"3.1","versionLabel":"v3.1","source":"CVE.org","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:N","computed":false,"selection":"backend-summary"},"metrics":[{"version":"3.1","versionLabel":"v3.1","source":"CVE.org","score":7.2,"severity":"high","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:N","exploitability":null,"impact":null,"computed":false},{"version":"3.1","versionLabel":"v3.1","source":"OSV · Go","score":7.2,"severity":"high","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:N","exploitability":10,"impact":4.5,"computed":true},{"version":"3.1","versionLabel":"v3.1","source":"NVD","score":7.2,"severity":"high","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:N","exploitability":null,"impact":null,"computed":false}]},"epss":{"probability":0.00205,"percentile":0.09852,"severity":"low","asOf":"2026-10-20T00:00:00.000Z","change":{"pp":0.0020000000000000052,"baselineDate":"2026-09-20T00:00:00.000Z","baselineScore":0.00203},"history":[{"date":"2026-09-14T00:00:00.000Z","score":0.00203,"percentile":null},{"date":"2026-09-15T00:00:00.000Z","score":0.00203,"percentile":null},{"date":"2026-09-16T00:00:00.000Z","score":0.00203,"percentile":null},{"date":"2026-09-17T00:00:00.000Z","score":0.00203,"percentile":null},{"date":"2026-09-18T00:00:00.000Z","score":0.00203,"percentile":null},{"date":"2026-09-19T00:00:00.000Z","score":0.00203,"percentile":null},{"date":"2026-09-20T00:00:00.000Z","score":0.00203,"percentile":null},{"date":"2026-09-21T00:00:00.000Z","score":0.00203,"percentile":null},{"date":"2026-09-22T00:00:00.000Z","score":0.00203,"percentile":null},{"date":"2026-09-23T00:00:00.000Z","score":0.00203,"percentile":null},{"date":"2026-09-24T00:00:00.000Z","score":0.00205,"percentile":null},{"date":"2026-09-25T00:00:00.000Z","score":0.00205,"percentile":null},{"date":"2026-09-26T00:00:00.000Z","score":0.00205,"percentile":null},{"date":"2026-09-27T00:00:00.000Z","score":0.00205,"percentile":null},{"date":"2026-09-28T00:00:00.000Z","score":0.00205,"percentile":null},{"date":"2026-09-29T00:00:00.000Z","score":0.00205,"percentile":null},{"date":"2026-09-30T00:00:00.000Z","score":0.00205,"percentile":null},{"date":"2026-10-01T00:00:00.000Z","score":0.00205,"percentile":null},{"date":"2026-10-02T00:00:00.000Z","score":0.00205,"percentile":null},{"date":"2026-10-03T00:00:00.000Z","score":0.00205,"percentile":null},{"date":"2026-10-04T00:00:00.000Z","score":0.00205,"percentile":null},{"date":"2026-10-05T00:00:00.000Z","score":0.00205,"percentile":null},{"date":"2026-10-06T00:00:00.000Z","score":0.00205,"percentile":null},{"date":"2026-10-07T00:00:00.000Z","score":0.00205,"percentile":null},{"date":"2026-10-08T00:00:00.000Z","score":0.00205,"percentile":null},{"date":"2026-10-09T00:00:00.000Z","score":0.00205,"percentile":null},{"date":"2026-10-10T00:00:00.000Z","score":0.00205,"percentile":null},{"date":"2026-10-11T00:00:00.000Z","score":0.00205,"percentile":null},{"date":"2026-10-12T00:00:00.000Z","score":0.00205,"percentile":null},{"date":"2026-10-13T00:00:00.000Z","score":0.00205,"percentile":null},{"date":"2026-10-14T00:00:00.000Z","score":0.00205,"percentile":null},{"date":"2026-10-15T00:00:00.000Z","score":0.00205,"percentile":null},{"date":"2026-10-16T00:00:00.000Z","score":0.00205,"percentile":null},{"date":"2026-10-17T00:00:00.000Z","score":0.00205,"percentile":null},{"date":"2026-10-18T00:00:00.000Z","score":0.00205,"percentile":null},{"date":"2026-10-19T00:00:00.000Z","score":0.00205,"percentile":null},{"date":"2026-10-20T00:00:00.000Z","score":0.00205,"percentile":0.09852}],"last30":[{"date":"2026-09-20T00:00:00.000Z","score":0.00203,"percentile":null},{"date":"2026-09-21T00:00:00.000Z","score":0.00203,"percentile":null},{"date":"2026-09-22T00:00:00.000Z","score":0.00203,"percentile":null},{"date":"2026-09-23T00:00:00.000Z","score":0.00203,"percentile":null},{"date":"2026-09-24T00:00:00.000Z","score":0.00205,"percentile":null},{"date":"2026-09-25T00:00:00.000Z","score":0.00205,"percentile":null},{"date":"2026-09-26T00:00:00.000Z","score":0.00205,"percentile":null},{"date":"2026-09-27T00:00:00.000Z","score":0.00205,"percentile":null},{"date":"2026-09-28T00:00:00.000Z","score":0.00205,"percentile":null},{"date":"2026-09-29T00:00:00.000Z","score":0.00205,"percentile":null},{"date":"2026-09-30T00:00:00.000Z","score":0.00205,"percentile":null},{"date":"2026-10-01T00:00:00.000Z","score":0.00205,"percentile":null},{"date":"2026-10-02T00:00:00.000Z","score":0.00205,"percentile":null},{"date":"2026-10-03T00:00:00.000Z","score":0.00205,"percentile":null},{"date":"2026-10-04T00:00:00.000Z","score":0.00205,"percentile":null},{"date":"2026-10-05T00:00:00.000Z","score":0.00205,"percentile":null},{"date":"2026-10-06T00:00:00.000Z","score":0.00205,"percentile":null},{"date":"2026-10-07T00:00:00.000Z","score":0.00205,"percentile":null},{"date":"2026-10-08T00:00:00.000Z","score":0.00205,"percentile":null},{"date":"2026-10-09T00:00:00.000Z","score":0.00205,"percentile":null},{"date":"2026-10-10T00:00:00.000Z","score":0.00205,"percentile":null},{"date":"2026-10-11T00:00:00.000Z","score":0.00205,"percentile":null},{"date":"2026-10-12T00:00:00.000Z","score":0.00205,"percentile":null},{"date":"2026-10-13T00:00:00.000Z","score":0.00205,"percentile":null},{"date":"2026-10-14T00:00:00.000Z","score":0.00205,"percentile":null},{"date":"2026-10-15T00:00:00.000Z","score":0.00205,"percentile":null},{"date":"2026-10-16T00:00:00.000Z","score":0.00205,"percentile":null},{"date":"2026-10-17T00:00:00.000Z","score":0.00205,"percentile":null},{"date":"2026-10-18T00:00:00.000Z","score":0.00205,"percentile":null},{"date":"2026-10-19T00:00:00.000Z","score":0.00205,"percentile":null},{"date":"2026-10-20T00:00:00.000Z","score":0.00205,"percentile":0.09852}]},"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-306","name":"Missing Authentication for Critical Function","description":"The product does not perform any authentication for functionality that requires a provable user identity or consumes a significant amount of resources.","type":"weakness","status":"Draft","abstraction":"Base","likelihoodOfExploit":"High","url":"https://cwe.mitre.org/data/definitions/306.html"}],"affected":[{"vendor":"github.com/mattermost","product":"mattermost-plugin-confluence","name":"github.com/mattermost/mattermost-plugin-confluence","label":"mattermost-plugin-confluence","ecosystem":"Go","cpePart":null,"purl":"pkg:golang/github.com/mattermost/mattermost-plugin-confluence","purlType":"golang","versions":[{"text":"< 1.5.0","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 1.5.0","eol":null,"hubHref":null},{"vendor":"mattermost","product":"confluence","name":"confluence","label":"confluence","ecosystem":null,"cpePart":"a","purl":null,"purlType":null,"versions":[{"text":"< 1.5.0","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 1.5.0","eol":null,"hubHref":"/vendor/mattermost/confluence"},{"vendor":"mattermost","product":"mattermost confluence plugin","name":"Mattermost Confluence Plugin","label":"mattermost confluence plugin","ecosystem":null,"cpePart":"a","purl":null,"purlType":null,"versions":[{"text":"< 1.5.0","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 1.5.0","eol":null,"hubHref":"/vendor/mattermost/mattermost_confluence_plugin"}],"affectedCount":3,"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-2025-44004","label":"nvd.nist.gov/vuln/detail/CVE-2025-44004","hostname":"nvd.nist.gov","tags":["Advisory"]},{"url":"https://github.com/mattermost/mattermost-plugin-confluence","label":"github.com/mattermost/mattermost-plugin-confluence","hostname":"github.com","tags":["PACKAGE"]},{"url":"https://github.com/advisories/GHSA-6ff3-jgxh-vffj","label":"github.com/advisories/GHSA-6ff3-jgxh-vffj","hostname":"github.com","tags":["Advisory"]}],"lineage":{"upstream":[],"downstream":["OPENSUSE-SU-2025:15469-1","OPENSUSE-SU-2026:21483-1"],"duplicates":[],"related":["OPENSUSE-SU-2025:15469-1","OPENSUSE-SU-2026:21483-1"]},"timeline":[{"kind":"published","date":"2025-08-11T18:56:58.269Z","label":"Published","detail":"Vulnerability first disclosed.","source":null},{"kind":"modified","date":"2025-08-11T19:34:49.595Z","label":"Last modified","detail":"Vulnerability information updated.","source":null}],"risk":{"score":29,"level":"medium","profile":"Default","thresholds":{"critical":75,"high":50,"medium":25,"low":10}},"meta":{"dataAsOf":"2026-10-20T18:02:41.618Z","stale":false,"partial":false}}