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HIGH · 7.6

CVE-2025-59305

Improper authorization in the background migration endpoints of Langfuse 3.1 before d67b317 allows any authenticated user to invoke migration control functions. This can lead to data corruption or den...

Vulnerability Description

Improper authorization in the background migration endpoints of Langfuse 3.1 before d67b317 allows any authenticated user to invoke migration control functions. This can lead to data corruption or denial of service through unauthorized access to TRPC endpoints such as backgroundMigrations.all, backgroundMigrations.status, and backgroundMigrations.retry.

CVSS Score

7.6

HIGH

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:L/A:L
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
LOW
Availability
LOW

Affected Products

VendorProductVersions
LangfuseLangfuse>= 3.1.0, < 3.109.0

Related Weaknesses (CWE)

CWE-285

References

FAQ

What is CVE-2025-59305?

CVE-2025-59305 is a vulnerability with a CVSS score of 7.6 (HIGH). Improper authorization in the background migration endpoints of Langfuse 3.1 before d67b317 allows any authenticated user to invoke migration control functions. This can lead to data corruption or den...

How severe is CVE-2025-59305?

CVE-2025-59305 has been rated HIGH with a CVSS base score of 7.6/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2025-59305?

Check the references section above for vendor advisories and patch information. Affected products include: Langfuse Langfuse.