EUVD-2026-40945

In Open VSX Registry before 1.0.2, the /vscode/unpkg/ endpoint serves user-supplied HTML files with Content-Type: text/html and without a Content-Security-Policy or Content-Disposition: attachment response header. An unauthenticated attacker can register a publisher account, upload a VSIX...

PT-2026-54628

Name of the Vulnerable Software and Affected Versions Open VSX Registry versions prior to 1.0.2 Description The '/vscode/unpkg/' endpoint serves user-supplied HTML files with a text/html Content-Type and lacks a Content-Security-Policy or Content-Disposition: attachment response header. This allo...