CVE-2011-2180: Reallysimplechat Really Simple Chat

Medium severity, CVSS 4.3. EPSS: 1.1% chance of exploitation in the next 30 days.

Cross-site scripting (XSS) vulnerability in dereferer.php in A Really Simple Chat (ARSC) 3.3-rc2 allows remote attackers to inject arbitrary web script or HTML via the arsc_link parameter.

Affected products

• Reallysimplechat Really Simple Chat: version 3.3 only

Published 2011-06-29. Last modified 2026-06-16.