CVE-2026-30974

The copyparty advisory GHSA-M6HV-X64C-27MM describes a vulnerability where the nohtml volflag failed to block JavaScript in SVG files. Although not a vulnerability by itself, this allowed a user with write access to upload an SVG containing embedded JavaScript that could execute when opened, pote...

CVE-2026-30974

Copyparty is a portable file server. Prior to v1.20.11., the nohtml config option, intended to prevent execution of JavaScript in user-uploaded HTML files, did not apply to SVG images. A user with write-permission could upload an SVG containing embedded JavaScript, which would execute in the...