CVE-2011-1889
Microsoft Forefront TMG Remote Code Execution Vulnerability
CVSS
—
No CVSS
EPSS
48.4%
p99
KEV
YES
Mar 3, 2022
Exploit Today
80
0-100
Published: — · Last modified: —
48.4%EPSS · 30 days48.4%
2026-06-302026-07-16
Product
Microsoft / Forefront Threat Management Gateway (TMG)
Vulnerability
Microsoft Forefront TMG Remote Code Execution Vulnerability
Added to KEV
Mar 3, 2022
Remediate by
Mar 24, 2022
Known ransomware use
No
Summary description
A remote code execution vulnerability exists in the Forefront Threat Management Gateway (TMG) Firewall Client Winsock provider that could allow code execution in the security context of the client application.
Required action
Apply updates per vendor instructions.
Notes
https://nvd.nist.gov/vuln/detail/CVE-2011-1889
No related CVEs by CWE or product.