CVE-2009-1561: Cisco WRT54GC

Medium severity, CVSS 6.8. EPSS: 3.4% chance of exploitation in the next 30 days.

Cross-site request forgery (CSRF) vulnerability in administration.cgi on the Cisco Linksys WRT54GC router with firmware 1.05.7 allows remote attackers to hijack the intranet connectivity of arbitrary users for requests that change the administrator password via the sysPasswd and sysConfirmPasswd parameters.

Affected products

• Cisco WRT54GC: version 1.05.7 only

Published 2009-05-06. Last modified 2026-06-16.