medium5.3
CVE-2026-82290
Chainlit through 2.12.0 fails to validate ownership of feedback records in PUT and DELETE endpoints.
Impact
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.
Affected products
| Product | Affected versions |
|---|---|
| Chainlit | through 2.12.0 |
Versions were read from the advisory text. No structured product data has been published for this record yet.
Weakness classification
References
- NVD record
- CVE.org record
- https://github.com/Chainlit/chainlit
- https://github.com/Chainlit/chainlit/blob/190ea74239d9e84b26e7c91bc2882dd038942564/backend/chainlit/server.py
- https://github.com/Chainlit/chainlit/issues/2975
- https://www.vulncheck.com/advisories/chainlit-feedback-endpoints-missing-ownership-validation
- https://github.com/Chainlit/chainlit/issues/2975