CVE-2026-85613OpenPanel before 2.3.0 Unauthenticated XSS via SVG Favicon Proxy

Description

OpenPanel before 2.3.0 contains a cross-site scripting vulnerability in the unauthenticated favicon proxy endpoint GET /misc/favicon that allows remote attackers to execute scripts by supplying an SVG file URL. Attackers can host malicious SVG files with embedded scripts that execute in the victim's browser on the API origin, enabling same-origin credentialed requests to authenticated endpoints.

Data: CVE.org, NVD, CISA KEV, FIRST EPSS, Ubuntu. Published as the sources state it, in English.

Affected products and versions

References and patches

• GitHub Security Advisory (GHSA-r7hx-q6f4-vj6h) vendor-advisory
• VulnCheck Advisory: OpenPanel Unauthenticated XSS via SVG Favicon Proxy third-party-advisory