CVE-2007-4633: Cisco Call Manager

Medium severity, CVSS 4.3. EPSS: 1.2% chance of exploitation in the next 30 days.

Multiple cross-site scripting (XSS) vulnerabilities in Cisco CallManager and Unified Communications Manager (CUCM) before 3.3(5)sr2b, 4.1 before 4.1(3)sr5, 4.2 before 4.2(3)sr2, and 4.3 before 4.3(1)sr1 allow remote attackers to inject arbitrary web script or HTML via the lang variable to the (1) user or (2) admin logon page, aka CSCsi10728.

Affected products

• Cisco Call Manager: version 3.3(5)sr1 only; version 3.3(5)sr2 only; version 3.3(5)sr2a only; version 4.1 only; version 4.1(3)sr1 only; version 4.1(3)sr2 only; …
• Cisco Unified Communications Manager: version 4.2.3sr2 only; version 4.2.3sr2b only

Published 2007-08-31. Last modified 2026-06-16.