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CVE-2025-55070

🗓️ 15 Nov 2025 08:40:55Reported by redhat.comType 
redhatcve
 redhatcve
🔗 access.redhat.com👁 22 Views

Mattermost before version 11 lacks MFA on WebSocket connections, enabling unauthenticated access.

Related
Refs
ReporterTitlePublishedViews
Family
bdu_fstec
BDU FSTEC
Mattermost WebSocket Unauthorized Access
17 Dec 202500:00
–bdu_fstec
circl
Circl
CVE-2025-55070
14 Nov 202509:13
–circl
cnnvd
CNNVD
Mattermost 安全漏洞
14 Nov 202500:00
–cnnvd
cve
CVE
CVE-2025-55070
14 Nov 202508:02
–cve
cvelist
Cvelist
CVE-2025-55070 Lack of MFA enforcement in WebSocket connections
14 Nov 202508:02
–cvelist
euvd
EUVD
EUVD-2025-186556
14 Nov 202508:02
–euvd
github
Github Security Blog
Mattermost does not enforce MFA on WebSocket connections
14 Nov 202509:30
–github
nessus
Tenable Nessus
Mattermost Server < 11.0.0 Multiple Vulnerabilities (MMSA-2024-00337, MMSA-2025-00493, MMSA-2025-00540)
20 Nov 202500:00
–nessus
mend
Mend
CVE-2025-55070
14 Nov 202508:02
–mend
nvd
NVD
CVE-2025-55070
14 Nov 202508:15
–nvd
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15 Nov 2025 08:40Current
7.4High risk
Vulners AI Score7.4
CVSS 3.16.5 - 7.5
EPSS0.00315
SSVC
22