GO-2025-4255Published
DoS in Calls plugin via malformed UTF-8 in WebSocket request
Explicit identifiers and source references
These records connect through source-stated identifiers. Shared identifiers or dates alone do not establish shared exposure, root cause or applicability.
CVE-2025-12689 · Microsoft / collected KEV context
cve-program · CVE-2025-12689
euvd · EUVD-2025-203918
nvd · CVE-2025-12689
osv · GHSA-j5vq-62gr-8v3r
- https://nvd.nist.gov/vuln/detail/CVE-2025-12689
- https://github.com/mattermost/mattermost-plugin-calls/commit/f68b41980e1274e05cf91c687e2af1a73c5e36ca
- https://github.com/mattermost/mattermost
- https://mattermost.com/security-updates
osv · GO-2025-4255
Related operational evidence
Explicit CVE identifiersNo related operational record is retained in the current change model.