CVE-2026-108594
Mealie 3.26.0 through 3.28.0 SSRF via OIDC Picture Claim Avatar Fetch
- State
- Published
- Severity
- 2.3 Low
- Published
- Oct 10, 2026
- Updated
- Oct 14, 2026
- Reserved
- Oct 10, 2026
Description
Mealie 3.26.0 through 3.28.0 contains a server-side request forgery vulnerability in the OpenID Connect avatar fetch that ignores ports when allowlisting the identity provider hostname. Authenticated OIDC users who control their picture URL can make the server send GET requests to arbitrary ports on the provider's internal address on each login.
Scores
| CVSS | Score | Vector | Source |
|---|---|---|---|
| 4.0 | 2.3 Low | CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:N/VC:L/VI:N/VA:N/SC:L/SI:N/SA:N | VulnCheck |
| 3.1 | 3.5 Low | CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:L/I:N/A:N | VulnCheck |
Weaknesses
- CWE-918 Server-Side Request Forgery (SSRF)
Affected Products
| Product | Versions |
|---|---|
mealiemealie-recipes |
|
References
- https://hackmd.io/@haind/mealie-oidc-avatar-ssrfthird-party-advisory
- https://github.com/mealie-recipes/mealie/blob/v3.28.0/mealie/core/security/providers/openid_provider.py#L170-L200technical-description
- https://github.com/mealie-recipes/mealie/blob/v3.28.0/mealie/pkgs/safehttp/transport.py#L60-L160technical-description
- https://github.com/mealie-recipes/mealieproduct
- VulnCheck Advisory: Mealie 3.26.0 through 3.28.0 SSRF via OIDC Picture Claim Avatar Fetchthird-party-advisory
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