CVE-2013-0803: Polarbear CMS Project Polarbear CMS

Critical severity, CVSS 9.8. EPSS: 75% chance of exploitation in the next 30 days.

A PHP File Upload Vulnerability exists in PolarBear CMS 2.5 via upload.php, which could let a malicious user execute arbitrary code.

Affected products

• Polarbear CMS Project Polarbear CMS: version 2.5 only

Published 2020-02-11. Last modified 2026-06-16.