CVE-2025-13352

unknown
Published 2025-12-17 · Modified 2026-03-03
CVSS v3
CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:C/C:N/I:L/A:N
CVSS v2
VIR risk

Description

Mattermost GitHub Plugin Bot Identity Validation Bypass Allows Arbitrary GitHub Reaction Injection in github.com/mattermost/mattermost

Predictions

Exploit likelihood
30%
Patch ETA

Heuristic predictions, AS-IS, for prioritization only.

Mitigations

No vendor mitigations ingested yet for this CVE. The mitigation-content worker queues fetches as references arrive — check back in a few minutes, or see the references list below.

Package impact

EcosystemPackageVulnerableFixed
golang Gogithub.com/mattermost/mattermost/server/v8>=10.11.0-rc1,<10.11.7-0.20251106103514-3b05384dd01410.11.7-0.20251106103514-3b05384dd014
golang Gogithub.com/mattermost/mattermost<10.11.7-0.20251106103514-3b05384dd01410.11.7-0.20251106103514-3b05384dd014
golang Gogithub.com/mattermost/mattermost>=11.0.0-alpha.1,<11.1.011.1.0
golang Gogithub.com/mattermost/mattermost-plugin-github<1.0.1-0.20250829075715-0deffcfc6bee1.0.1-0.20250829075715-0deffcfc6bee
golang Gogithub.com/mattermost/mattermost>=11.0.0-alpha.1+incompatible,<11.1.0+incompatible11.1.0+incompatible
golang Gogithub.com/mattermost/mattermost-server>=10.11.0-rc1+incompatible
golang Gogithub.com/mattermost/mattermost-server/v5
golang Gogithub.com/mattermost/mattermost-server/v6
golang Gogithub.com/mattermost/mattermost/server/v8

References

Verify integrity in audit chain (admin only). AS-IS.