Go/github.com/mattermost/mattermost-server CVE-2026-27769: unknown, EPSS 0.17%
Mattermost doesn't validate whether users were correctly owned by the correct Connected Workspace in github.com/mattermost/mattermost-server
Action: No fix published. Pin and monitor.
Affected
| introduced | fixed | last affected |
|---|---|---|
| 0 | - | - |
Fixed versions
No fixed version in the source.
Sources
- osv: GO-2026-5522
- https://github.com/advisories/GHSA-mxxh-fmjq-j6x4
- https://nvd.nist.gov/vuln/detail/CVE-2026-27769
- https://mattermost.com/security-updates
CVE-2026-27769 · published · modified · JSON