Is CVE-2011-1897 being actively exploited?

CVE-2011-1897 is not currently listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.

What is the CVSS score for CVE-2011-1897?

CVE-2011-1897 has a CVSS 2.0 base score of 4.3 (MEDIUM).

CVE-2011-1897

MEDIUM · CVSS 4.3EPSS 8.4%EU EUVD

Cross-site scripting (XSS) vulnerability in Microsoft Forefront Unified Access Gateway (UAG) 2010 Gold, Update 1, Update 2, and SP1 allows remote attackers to inject arbitrary web script or HTML via unspecified vectors, aka "Default Reflected XSS Vulnerability."

Key facts

CVSS score: 4.3 (v2.0)
Severity: MEDIUM
CVSS vector: AV:N/AC:M/Au:N/C:N/I:P/A:N
Weakness (CWE): CWE-79
EPSS score: 8.4% (95th percentile)
In CISA KEV: No
In EU EUVD: Yes (EUVD-2011-1895)
Published: October 12, 2011
NVD last modified: June 16, 2026
Status: Modified

EU Vulnerability Database (EUVD)

This vulnerability is also tracked by ENISA as EUVD-2011-1895 in the EU Vulnerability Database. Last updated in EUVD on August 6, 2024.

View on the EU Vulnerability Database

Affected products

microsoft / forefront unified access gateway
microsoft / forefront unified access gateway
microsoft / forefront unified access gateway
microsoft / forefront unified access gateway

References

Last updated September 17, 2026 · Source: NVD, CISA KEV, FIRST.org EPSS

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