{"cve":"CVE-2025-24526","nvd":{"published":"2025-02-24T08:15:10.427","modified":"2026-06-17T08:59:10.303","status":"Analyzed","description":"Mattermost versions 10.1.x <= 10.1.3, 10.4.x <= 10.4.1, 9.11.x <= 9.11.7, 10.3.x <= 10.3.2, 10.2.x <= 10.2.2 fail to restrict channel export of archived channels when the \"Allow users to view archived channels\" is disabled which allows a user to export channel contents when they shouldn't have access to it","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N","score":4.3},"cwes":["CWE-863"],"references":["https://mattermost.com/security-updates"],"products":["mattermost:mattermost_server"],"source":"nvd","synced_at":"2026-10-19T21:59:48.811064707+00:00"},"epss":{"cve":"CVE-2025-24526","score":0.00294,"percentile":0.22037,"date":"2026-10-31"},"kev":null,"osv":[{"id":"GHSA-q8p2-2hwc-jw64","url":"https://osv.dev/vulnerability/GHSA-q8p2-2hwc-jw64","summary":"Mattermost fails to restrict channel export of archived channels","modified":"2026-09-10T03:49:47.725790126Z","packages":[{"ecosystem":"Go","name":"github.com/mattermost/mattermost/server/v8","purl":"pkg:golang/github.com/mattermost/mattermost/server/v8","ranges":["<8.0.0-20250110161910-96195f1bd746"],"fixed":["8.0.0-20250110161910-96195f1bd746"]},{"ecosystem":"Go","name":"github.com/mattermost/mattermost/server/v8","purl":"pkg:golang/github.com/mattermost/mattermost/server/v8","ranges":[">=9.11.0-rc1 <9.11.8"],"fixed":["9.11.8"]},{"ecosystem":"Go","name":"github.com/mattermost/mattermost/server/v8","purl":"pkg:golang/github.com/mattermost/mattermost/server/v8","ranges":[">=10.2.0-rc1 <10.2.3"],"fixed":["10.2.3"]},{"ecosystem":"Go","name":"github.com/mattermost/mattermost/server/v8","purl":"pkg:golang/github.com/mattermost/mattermost/server/v8","ranges":[">=10.3.0-rc1 <10.3.3"],"fixed":["10.3.3"]},{"ecosystem":"Go","name":"github.com/mattermost/mattermost/server/v8","purl":"pkg:golang/github.com/mattermost/mattermost/server/v8","ranges":[">=10.4.0-rc1 <10.4.2"],"fixed":["10.4.2"]}]},{"id":"GO-2025-3481","url":"https://osv.dev/vulnerability/GO-2025-3481","summary":"Mattermost fails to restrict channel export of archived channels in github.com/mattermost/mattermost-server","modified":"2026-02-04T03:54:57.324889Z","packages":[{"ecosystem":"Go","name":"github.com/mattermost/mattermost-server","purl":"pkg:golang/github.com/mattermost/mattermost-server","ranges":[">=9.11.0-rc1+incompatible <9.11.8+incompatible",">=10.2.0-rc1+incompatible <10.2.3+incompatible",">=10.3.0-rc1+incompatible <10.3.3+incompatible",">=10.4.0-rc1+incompatible <10.4.2+incompatible"],"fixed":["9.11.8+incompatible","10.2.3+incompatible","10.3.3+incompatible","10.4.2+incompatible"]},{"ecosystem":"Go","name":"github.com/mattermost/mattermost-server/v5","purl":"pkg:golang/github.com/mattermost/mattermost-server/v5","ranges":["all versions"],"fixed":[]},{"ecosystem":"Go","name":"github.com/mattermost/mattermost-server/v6","purl":"pkg:golang/github.com/mattermost/mattermost-server/v6","ranges":["all versions"],"fixed":[]},{"ecosystem":"Go","name":"github.com/mattermost/mattermost/server/v8","purl":"pkg:golang/github.com/mattermost/mattermost/server/v8","ranges":["<8.0.0-20250110161910-96195f1bd746"],"fixed":["8.0.0-20250110161910-96195f1bd746"]}]}],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}