CVE-2026-93736 json
Mealie before 3.21.0 Information Disclosure via Ratings Endpoint
published last mo. modified last mo. also EUVD-2026-83026
- cvss
- 4.3
- version 3.1, CNA
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 0.4%
- EPSS 0.4% chance of exploitation in 30 days, percentile 33%
- public exploits
- 0
- none known
Summary
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.
Patch / fix
- mealie-recipes mealie 3.21.0
Is CVE-2026-93736 in your stack? Fencer shows which of your repositories are affected as soon as an advisory lands, and opens the fix as a pull request.
Check with FencerCISA SSVC
- Exploitation
- Proof of concept is public
- Automatable
- no
- Technical impact
- partial
- Assessed
- last mo.
Exploit prediction
0.39% chance of exploitation in the next 30 days, higher than 33% of all scored CVEs (FIRST EPSS, 2026-11-11).
Exploits and checks
- github.com https://github.com/mealie-recipes/mealie/issues/7909 referenced PoC, tagged "exploit" by a source, unverified
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| CNA | 4.0 | 5.3 | CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N |
| CNA | 3.1 | 4.3 | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N |
| CNA | 4.0 | 5.3 | CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X |
Affected products
- mealie-recipes mealie
Classification
- Weakness
-
- CWE-639 Authorization Bypass Through User-Controlled Key
References
-
github.com
/mealie-recipes/mealie/pull/7903
patch, issue-tracking
-
github.com
/mealie-recipes/mealie/commit/6889101a760a457019276c10514e630660b3ed28
patch
-
github.com
/mealie-recipes/mealie/issues/7909
issue-tracking, exploit
-
github.com
/mealie-recipes/mealie
product
-
github.com
/mealie-recipes/mealie/blob/v3.20.1/mealie/routes/users/ratings.py#L44-L52
technical-description
-
github.com
/mealie-recipes/mealie/blob/v3.20.1/mealie/repos/repository_users.py#L82-L88
technical-description
-
github.com
/mealie-recipes/mealie/releases/tag/v3.21.0
release-notes
-
vulncheck.com
/advisories/mealie-before-3.21.0-information-disclosure-via-ratings-endpoint
third-party-advisory
Sources
- CVE List CVE-2026-93736
- NVD CVE-2026-93736
Fencer Intel keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.
CPEs and fixed versions use Anchore's correction of NVD's data: Added CPE configurations because not yet analyzed by NVD.