{"id":"CVE-2026-8074","aliases":["GHSA-g5vr-6pgg-74qv"],"title":"Mattermost doesn't enforce bot-specific permission checks on the user active status endpoint","summary":"Mattermost doesn't enforce bot-specific permission checks on the user active status endpoint","severity":"low","cvss":3.8,"cvssVector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:L/A:L","vendor":"mattermost","product":"github.com/mattermost/mattermost-server","ecosystem":"go","affected":["github.com/mattermost/mattermost-server >= 11.7.0, < 11.7.1","github.com/mattermost/mattermost-server >= 10.11.0, < 10.11.18"],"patched":["github.com/mattermost/mattermost-server 11.7.1","github.com/mattermost/mattermost-server 10.11.18"],"published":"2026-06-22","updated":"2026-09-15","sourceUpdated":"2026-09-15T20:00:39.329342209Z","source":"OSV","sourceUrl":"https://osv.dev/vulnerability/GHSA-g5vr-6pgg-74qv","references":[{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-8074"},{"url":"https://github.com/mattermost/mattermost"},{"url":"https://mattermost.com/security-updates"},{"url":"https://github.com/advisories/GHSA-g5vr-6pgg-74qv"}],"tags":["osv","go","ghsa"],"epss":0.00318,"epssPercentile":0.24971,"cwe":["CWE-863"],"ingestedAt":"2026-09-15T20:44:02.610Z","slug":"CVE-2026-8074","body":"## Overview\n\nMattermost versions 11.7.x <= 11.7.0, 10.11.x <= 10.11.17 fail to enforce bot-specific permission checks on the user active status endpoint, which allows a User Manager with user management write access but no Integrations access to deactivate bot accounts via the PUT /api/v4/users/{id}/active API endpoint.. Mattermost Advisory ID: MMSA-2026-00667\n\n## Affected packages\n\n- `github.com/mattermost/mattermost-server >= 11.7.0, < 11.7.1`\n- `github.com/mattermost/mattermost-server >= 10.11.0, < 10.11.18`\n\n## Remediation\n\nUpgrade to a patched release:\n\n- `github.com/mattermost/mattermost-server 11.7.1`\n- `github.com/mattermost/mattermost-server 10.11.18`","depth":"sunlit","depthScore":21,"depthScoreParts":{"impact":20.9,"likelihood":0.1,"exploitation":0,"ransomware":0},"changes":[]}