VDB
GO-2026-4295
GO-2026-4295
PUBLISHED
Mattermost Server exposes sensitive user status information via REST API version 4 endpoint in github.com/mattermost/mattermost-server
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| github.com | mattermost/mattermost-server | 4.1.0+incompatible, 4.2.0-rc1+incompatible, 0 |
Timeline
- Jan 13, 2026 CVE Published
- Mar 3, 2026 CVE Updated
- May 1, 2026 Security Advisory
References
- https://github.com/advisories/GHSA-h742-xx59-r9pq advisory
- https://nvd.nist.gov/vuln/detail/CVE-2017-18895 advisory
- https://github.com/mattermost/mattermost/commit/3c34e2b2dcb0fde96a10e68d877aa7d0ab511669 url
- https://github.com/mattermost/mattermost/commit/722fb1947a2e7395ccf16adce9206736d803a9f3 url
- https://github.com/mattermost/mattermost/commit/d38328976e2c8bb0fab91e656042a0d8ac37bc76 url
- https://mattermost.com/security-updates url