VDB
GO-2025-4036
GO-2025-4036
PUBLISHED
Mattermost has an Observable Timing Discrepancy vulnerability in github.com/mattermost/mattermost-server
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| github.com | mattermost/mattermost/server/v8 | 0, 0 |
| github.com | mattermost/mattermost-server | 10.11.0+incompatible, 10.5.0+incompatible, 10.5.0+incompatible |
| github.com | mattermost/mattermost-server/v6 | 0, 0 |
| github.com | mattermost/mattermost-server/v5 | 0, 0 |
Timeline
- Oct 30, 2025 CVE Published
- Mar 3, 2026 CVE Updated
- May 1, 2026 Security Advisory
References
- https://github.com/advisories/GHSA-xr3w-rmvj-f6m7 advisory
- https://nvd.nist.gov/vuln/detail/CVE-2025-54499 advisory
- https://github.com/mattermost/mattermost/commit/38208b8f065f0786eac0e968f9d754b91b62878c url
- https://github.com/mattermost/mattermost/commit/97a4c7839cf5610cfe17c52042878aebb7678372 url
- https://mattermost.com/security-updates url