CVE-2006-5653: Sun Java System Messenger Express

Medium severity, CVSS 4.3. EPSS: 4.8% chance of exploitation in the next 30 days.

Cross-site scripting (XSS) vulnerability in the errorHTML function in the index script in Sun Java System Messenger Express 6 allows remote attackers to inject arbitrary web script or HTML via the error parameter. NOTE: this issue might be related to CVE-2006-5486, however due to the vagueness of the initial advisory and different researchers a new CVE was assigned.

Affected products

• Sun Java System Messenger Express: version 6 only

Published 2006-11-03. Last modified 2026-06-16.