CVE-2009-0247: 53kf Web Im 2009

Medium severity, CVSS 4.3. EPSS: 1% chance of exploitation in the next 30 days.

The server for 53KF Web IM 2009 Home, Professional, and Enterprise editions relies on client-side protection mechanisms against cross-site scripting (XSS), which allows remote attackers to conduct XSS attacks by using a modified client to send a crafted IM message, related to the msg variable.

Affected products

• 53kf Web Im 2009: version _nil_ only

Published 2009-01-22. Last modified 2026-06-16.