CVE-2026-93736CWE-639

CVE-2026-93736

Medium · published September 18, 2026

CVSS v3.1
4.3
EPSS
0%
Percentile
31.6
In the wild
Unconfirmed
What it is

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.

The record
Technical detail
CVSS v3.1
4.3 · MEDIUM
Vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N
CVSS v4.0
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
EPSS
0.00387 · 31.6th percentile
Weakness
CWE-639 · Authorization Bypass Through User-Controlled Key
Published
2026-09-18T20:17Z
References (9)
https://github.com/mealie-recipes/mealie · [email protected]https://github.com/mealie-recipes/mealie/blob/v3.20.1/mealie/repos/repository_users.py#L82-L88 · [email protected]https://github.com/mealie-recipes/mealie/blob/v3.20.1/mealie/routes/users/ratings.py#L44-L52 · [email protected]https://github.com/mealie-recipes/mealie/commit/6889101a760a457019276c10514e630660b3ed28 · [email protected]https://github.com/mealie-recipes/mealie/issues/7909 · [email protected]https://github.com/mealie-recipes/mealie/pull/7903 · [email protected]https://github.com/mealie-recipes/mealie/releases/tag/v3.21.0 · [email protected]https://www.vulncheck.com/advisories/mealie-before-3.21.0-information-disclosure-via-ratings-endpoint · [email protected]https://github.com/mealie-recipes/mealie/issues/7909 · 134c704f-9b21-4f2e-91b3-4a467353bcc0
EPSS history
Timeline
  • 20 SEP 03:25Z
    EPSS moved — → 0%
    epss
  • 18 SEP 16:04Z
    Mealie before 3.21.0 Information Disclosure via Ratings Endpoint
    cvelistv5