CVE-2026-6347Published
Mattermost Calls plugin exposes TURN server credentials in plaintext in support packets
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-2026-6347 · Microsoft / collected KEV context
cve-program · CVE-2026-6347
euvd · EUVD-2026-30752
nvd · CVE-2026-6347
osv · GHSA-82j6-4fq7-fx62
- https://nvd.nist.gov/vuln/detail/CVE-2026-6347
- https://github.com/mattermost/mattermost-plugin-calls/commit/d48893c8558e5a61f5fdd188bbee5ec7cb73887b
- https://github.com/mattermost/mattermost
- https://mattermost.com/security-updates
osv · GO-2026-5238
Related operational evidence
Explicit CVE identifiersNo related operational record is retained in the current change model.