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CVE-2026-108594 Details

ANALYZED

This CVE record has been analyzed and enriched by NVDAPI.com as an independent party.

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.

Metrics

CVSS 3.x Severity and Vector Strings:

VolerionCVSS-B:4.9 MEDIUMVector:CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:N/I:L/A:L

CNA: [email protected]CVSS-B:3.5 LOWVector:CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:L/I:N/A:N

References to Advisories, Solutions, and Tools

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URL	Source(s)	Tag(s)
https://github.com/mealie-recipes/mealie	[email protected]	ProductVendor
https://github.com/mealie-recipes/mealie/blob/v3.28.0/mealie/core/security/providers/openid_provider.py#L170-L200	[email protected]	Source CodeVendor
https://github.com/mealie-recipes/mealie/blob/v3.28.0/mealie/pkgs/safehttp/transport.py#L60-L160	[email protected]	Source CodeVendor
https://hackmd.io/@haind/mealie-oidc-avatar-ssrf	[email protected]	ExploitTechnical Analysis
https://www.vulncheck.com/advisories/mealie-3.26.0-through-3.28.0-ssrf-via-oidc-picture-claim-avatar-fetch	[email protected]	Advisory

Weakness Enumeration

CWE-ID	CWE Name	Source
CWE-918	Server-Side Request Forgery (SSRF)	[email protected]

Affected Products

Product	Versions
Mealie	>= 3.26.0, <= 3.28.0 (semver)
CPE cpe:2.3:a:mealie:mealie:::::::: cpe:2.3:a:mealie_project:mealie::::::docker::* cpe:2.3:a:mealie_project:mealie:::::::: Remediation No remediation found in references.

Change History

2 change records found show changes

Date	Action	Recorded By
Oct 14, 2026	CVE Modified	CISA-ADP
Oct 10, 2026	New CVE Received	[email protected]