CVE-2009-0237: Microsoft Forefront Threat Management Gateway

Medium severity, CVSS 4.3. EPSS: 22.8% chance of exploitation in the next 30 days.

Cross-site scripting (XSS) vulnerability in cookieauth.dll in the HTML forms authentication component in Microsoft Forefront Threat Management Gateway, Medium Business Edition (TMG MBE); and Internet Security and Acceleration (ISA) Server 2006, 2006 Supportability Update, and 2006 SP1; allows remote attackers to inject arbitrary web script or HTML via "authentication input" to this component, aka "Cross-Site Scripting Vulnerability."

Affected products

• Microsoft Forefront Threat Management Gateway: affected versions not specified
• Microsoft Internet Security And Acceleration Server: version 2004 only; version 2006 only

Published 2009-04-15. Last modified 2026-06-16.