CVE-2023-53890: Grabaperch Perch

Medium severity, CVSS 5.4. EPSS: 0.2% chance of exploitation in the next 30 days.

Perch CMS 3.2 contains a stored cross-site scripting vulnerability that allows authenticated users to upload malicious SVG files with embedded JavaScript. Attackers can craft SVG files with script tags that execute when the file is viewed, potentially stealing user session information or performing client-side attacks.

Affected products

• Grabaperch Perch: version 3.2 only

Published 2025-12-15. Last modified 2026-06-17.