CVE-2026-93736
Description
Mealie before 3.21.0 fails to validate user ownership in the ratings and favorites endpoints, allowing authenticated attackers to read any user's recipe ratings and favorites by specifying arbitrary user IDs in the URL path. Attackers can access private recipe identifiers, rating values, and favorite flags belonging to other users across different groups or households.
Predictions
Heuristic predictions, AS-IS, for prioritization only.
Mitigations
No mitigations published for this CVE yet.
The vendor-content worker queues fetches as references arrive (check back in a few minutes). Or — if you've already worked around this in production — publish your fix to the community-verified tier.
Propose a mitigation on Community Mitigations published via the community go through AI scoring + 2 human reviewers + 7-day silent objection window before landing here withsource_tier=community-verified.
References
- https://github.com/mealie-recipes/mealie
- https://github.com/mealie-recipes/mealie/blob/v3.20.1/mealie/repos/repository_users.py#L82-L88
- https://github.com/mealie-recipes/mealie/blob/v3.20.1/mealie/routes/users/ratings.py#L44-L52
- https://github.com/mealie-recipes/mealie/commit/6889101a760a457019276c10514e630660b3ed28
- https://github.com/mealie-recipes/mealie/issues/7909
- https://github.com/mealie-recipes/mealie/pull/7903
- https://github.com/mealie-recipes/mealie/releases/tag/v3.21.0
- https://www.vulncheck.com/advisories/mealie-before-3.21.0-information-disclosure-via-ratings-endpoint
CWEs
CWE-639
Community-verified mitigations for this CVE will appear above when contributors publish them.
Verify integrity in audit chain (admin only). AS-IS.