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Mattermost fails to check Websocket request for proper UTF-8 format potentially crashing Calls plug-in
| Reporter | Title | Published | Views | Family All 19 |
|---|---|---|---|---|
 | Mattermost 安全漏洞 | 17 Dec 202500:00 | – | cnnvd |
 | CVE-2025-12689 | 17 Dec 202518:14 | – | cve |
 | CVE-2025-12689 DoS in Calls plugin via malformed UTF-8 in WebSocket request | 17 Dec 202518:14 | – | cvelist |
 | EUVD-2025-203918 | 17 Dec 202521:30 | – | euvd |
 | CVE-2025-12689 | 17 Dec 202519:16 | – | nvd |
 | GHSA-J5VQ-62GR-8V3R Mattermost fails to check Websocket request for proper UTF-8 format potentially crashing Calls plug-in | 17 Dec 202521:30 | – | osv |
| GO-2025-4255 Mattermost fails to check Websocket request for proper UTF-8 format potentially crashing Calls plug-in in github.com/mattermost/mattermost-plugin-calls | 30 Dec 202501:49 | – | osv |
| SUSE-SU-2026:0037-1 Security update for govulncheck-vulndb | 6 Jan 202610:24 | – | osv |
 | PT-2025-47494 | 19 Nov 202500:00 | – | ptsecurity |
| PT-2025-47495 | 19 Nov 202500:00 | – | ptsecurity |
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20 Dec 2025 17:13Current
7High risk
Vulners AI Score7
CVSS 3.16.5
EPSS0.0009
SSVC