CVE-2025-65107
Published:November 21, 2025
Updated:May 16, 2026
Langfuse is an open source large language model engineering platform. In versions from 2.95.0 to before 2.95.12 and from 3.17.0 to before 3.131.0, in SSO provider configurations without an explicit AUTH_<PROVIDER>CHECK setting, a potential account takeover may happen if an authenticated user is made to call a specifically crafted URL via a CSRF or phishing attack. This issue has been patched in versions 2.95.12 and 3.131.0. A workaround for this issue involves setting AUTH<PROVIDER>_CHECK.
Affected Packages
https://github.com/langfuse/langfuse.git (GITHUB):
Affected version(s) >=v3.7.0 <v3.131.0Fix Suggestion:
Update to version v3.131.0https://github.com/langfuse/langfuse.git (GITHUB):
Affected version(s) >=v2.95.0 <v2.95.12Fix Suggestion:
Update to version v2.95.12Additional Notes
The description of this vulnerability differs from MITRE.
Related Resources (1)
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Contact UsCVSS v4
Base Score:
7.1
Attack Vector
NETWORK
Attack Complexity
LOW
Attack Requirements
NONE
Privileges Required
NONE
User Interaction
PASSIVE
Vulnerable System Confidentiality
HIGH
Vulnerable System Integrity
NONE
Vulnerable System Availability
NONE
Subsequent System Confidentiality
NONE
Subsequent System Integrity
NONE
Subsequent System Availability
NONE
CVSS v3
Base Score:
6.5
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
NONE
Availability
NONE
EPSS
Base Score:
0.02