CVE-2013-4891: Codeigniter

Medium severity, CVSS 6.1. EPSS: 1.4% chance of exploitation in the next 30 days.

The xss_clean function in CodeIgniter before 2.1.4 might allow remote attackers to bypass an intended protection mechanism and conduct cross-site scripting (XSS) attacks via an unclosed HTML tag.

Affected products

• Codeigniter Codeigniter: before 2.1.4 (fixed in 2.1.4)

Published 2018-02-21. Last modified 2026-06-16.