CVE-2026-108594

LOW CVSS 3.5
Published: 2026-10-10
Modified: 2026-10-10
Tenable Plugin

Checking the public Tenable catalog…

Threat Intelligence Pending

IOCs, MITRE ATT&CK techniques, and attack chain data are being generated. Refresh in a few seconds.

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.