CVE-2025-55070GHSA-XPG8-8XPV-948PGO-2025-4128
Lack of MFA enforcement in WebSocket connections
- Published
- Last modified
- Where the record stands: published, rejected by its publisher, or superseded by another id.What do these mean? →
- published
- Whether CISA lists it in its Known Exploited Vulnerabilities catalog: proof that attackers are using it.What do these mean? →
- Not listed in CISA KEV
- Fix
- Fixed in 11, 11.1.0, 8.0.0-20250912063506-7d8b7b5e4a60, 11.1.0+incompatible
- Whether working attack code is public (Exploit-DB, Metasploit, Nuclei or GitHub). Public code makes attacks easier.What do these mean? →
- None on Exploit-DB, Metasploit or GitHub
CISA's decision points: whether it is exploited, whether attacks can be automated, and how much control an attacker gets. Assessed (SSVC 2.0.3).What do these mean? →
- Exploitation: none
- Automatable: no
- Technical impact: partial
Summary
Mattermost versions <11 fail to enforce multi-factor authentication on WebSocket connections which allows unauthenticated users to access sensitive information via WebSocket events
Timeline
- CVE published
- CISA SSVC assessment
Exploitation: none · Automatable: no · Technical impact: partial
- Record last updated
Affected versions
- Mattermost Mattermost
fixed in 11
- github.com/mattermost/mattermost-serverGo
fixed in 11.1.0
- github.com/mattermost/mattermost/server/v8Go
fixed in 8.0.0-20250912063506-7d8b7b5e4a60
- github.com/mattermost/mattermost-serverGo
fixed in 11.1.0+incompatible
- github.com/mattermost/mattermost-server/v5Go
All versions
- github.com/mattermost/mattermost-server/v6Go
All versions