CVE-2026-89246

Zayıflık

WWBN AVideo through commit c3edcc274c389816d434acadac07ee78eaf330c1 contains a CSV formula injection vulnerability in the myComments.download.php endpoint that fails to sanitize spreadsheet formula prefixes in comment text. Authenticated users can inject formulas starting with =, +, -, or @ characters that execute when administrators or video owners open the exported CSV file in spreadsheet applications.

Kaynaklar

• https://github.com/WWBN/AVideo/security/advisories/GHSA-766f-9gfh-v4wj
• https://www.vulncheck.com/advisories/wwbn-avideo-csv-formula-injection-via-mycomments-download-php
• https://github.com/WWBN/AVideo/security/advisories/GHSA-766f-9gfh-v4wj