| id: GO-2025-4036 |
| modules: |
| - module: github.com/mattermost/mattermost-server |
| versions: |
| - introduced: 10.5.0+incompatible |
| - fixed: 10.5.11+incompatible |
| - introduced: 10.11.0+incompatible |
| - fixed: 10.11.3+incompatible |
| vulnerable_at: 10.11.2+incompatible |
| - module: github.com/mattermost/mattermost-server/v5 |
| vulnerable_at: 5.39.3 |
| - module: github.com/mattermost/mattermost-server/v6 |
| vulnerable_at: 6.7.2 |
| - module: github.com/mattermost/mattermost/server/v8 |
| versions: |
| - fixed: 8.0.0-20250728063359-38208b8f065f |
| summary: Mattermost has an Observable Timing Discrepancy vulnerability in github.com/mattermost/mattermost-server |
| cves: |
| - CVE-2025-54499 |
| ghsas: |
| - GHSA-xr3w-rmvj-f6m7 |
| references: |
| - advisory: https://github.com/advisories/GHSA-xr3w-rmvj-f6m7 |
| - advisory: https://nvd.nist.gov/vuln/detail/CVE-2025-54499 |
| - web: https://github.com/mattermost/mattermost/commit/38208b8f065f0786eac0e968f9d754b91b62878c |
| - web: https://github.com/mattermost/mattermost/commit/97a4c7839cf5610cfe17c52042878aebb7678372 |
| - web: https://mattermost.com/security-updates |
| notes: |
| - fix: 'github.com/mattermost/mattermost/server/v8: could not add vulnerable_at: could not find tagged version between introduced and fixed' |
| source: |
| id: GHSA-xr3w-rmvj-f6m7 |
| created: 2025-10-28T17:30:25.81356892Z |
| review_status: UNREVIEWED |
