CVE-2025-2571
Google OAuth Authentication Bypass for Converted Bot Accounts
Vexday Risk Score
13Low
SSVC decision (CISA)
Track
No exploitation signal → monitor
CVSS 4.2EPSS 0.2%KEV nãoPoC —Nuclei —Metasploit —Patch —
Lifecycle
30 May 2025Published on NVD
Recommendation: Monitor — no exploitation signal at the moment.
Mattermost versions 10.7.x <= 10.7.0, 10.6.x <= 10.6.2, 10.5.x <= 10.5.3, 9.11.x <= 9.11.12 fail to clear Google OAuth credentials when converting user accounts to bot accounts, allowing attackers to gain unauthorized access to bot accounts via the Google OAuth signup flow.
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:L/A:N
Affected products
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https://mattermost.com/security-updates