Auth bypass in Mealie-Recipes Mealie
CVE-2026-93736
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.
Vulnerability class: IDOR (Insecure Direct Object Reference)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 4.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N.
EPSS exploit prediction
EPSS: 0.004 (32.8th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 33rd percentile — 32.8% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.004 · newest: 0.004 · change: 0.000
Affected products
Weakness classification (CWE)
References
- github.com/mealie-recipes/mealie (product)
- github.com/mealie-recipes/mealie/blob/v3.20.1/mealie/repos/repository_users.py (technical-description)
- github.com/mealie-recipes/mealie/blob/v3.20.1/mealie/routes/users/ratings.py (technical-description)
- github.com/mealie-recipes/mealie/commit/6889101a760a457019276c10514e630660b3ed28 (patch)
- github.com/mealie-recipes/mealie/issues/7909 (issue-tracking)
- github.com/mealie-recipes/mealie/pull/7903 (issue-tracking, patch)
- github.com/mealie-recipes/mealie/releases/tag/v3.21.0 (release-notes)
- www.vulncheck.com/advisories/mealie-before-3.21.0-information-disclosure-via-ra… (third-party-advisory)
Frequently asked questions
- What is CVE-2026-93736?
- CVE-2026-93736 is a medium-severity vulnerability in Mealie-Recipes Mealie, classified under Authorization Bypass Through User-Controlled Key. CVSS score: 4.3/10. Published 2026-09-18.
- How severe is CVE-2026-93736?
- Medium severity. CVSS v3 base score is 4.3 out of 10.