Vulnerability Description
Chainlit through 2.12.0 fails to validate ownership of feedback records in PUT and DELETE endpoints. Authenticated attackers can delete or modify other users' feedback by supplying arbitrary feedback identifiers, corrupting human-rating data used for model evaluation.
CVSS Score
MEDIUM
Related Weaknesses (CWE)
References
- https://github.com/Chainlit/chainlit
- https://github.com/Chainlit/chainlit/blob/190ea74239d9e84b26e7c91bc2882dd0389425
- https://github.com/Chainlit/chainlit/issues/2975
- https://www.vulncheck.com/advisories/chainlit-feedback-endpoints-missing-ownersh
- https://github.com/Chainlit/chainlit/issues/2975
FAQ
What is CVE-2026-82290?
CVE-2026-82290 is a vulnerability with a CVSS score of 5.3 (MEDIUM). Chainlit through 2.12.0 fails to validate ownership of feedback records in PUT and DELETE endpoints. Authenticated attackers can delete or modify other users' feedback by supplying arbitrary feedback ...
How severe is CVE-2026-82290?
CVE-2026-82290 has been rated MEDIUM with a CVSS base score of 5.3/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2026-82290?
Check the references section above for vendor advisories and patch information. Review vendor security bulletins for remediation guidance.