EUVD-2026-42734

Discourse is an open-source discussion platform. Prior to 2026.6.0, 2026.5.1, 2026.4.2, and 2026.1.5, insufficient SVG sanitization in upload and user avatar handling could lead to cross-site scripting when a user visited specific URLs that are not normally part of community browsing. This issue ...

CVE-2026-30942

Flare (Next.js-based, self-hosted file sharing) contains an authenticated path traversal in /api/avatars/[filename] prior to version 1.7.3. The filename is passed to path.join() without sanitization and getFileStream() performs no path validation, allowing %2F-encoded ../ sequences to escape uplo...

CVE-2008-7029: Improper Input Validation

Unrestricted file upload vulnerability in usercp.php in AlilG Application AliBoard Beta allows remote authenticated users to execute arbitrary code by uploading a file with an executable extension as an avatar, then accessing it via a direct request to the file in uploads/avatars/...