Is CVE-2010-2991 being actively exploited?

CVE-2010-2991 is not currently listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.

What is the CVSS score for CVE-2010-2991?

CVE-2010-2991 has a CVSS 2.0 base score of 9.3 (HIGH).

CVE-2010-2991

HIGH · CVSS 9.3EPSS 6.8%EU EUVD

The IICAClient interface in the ICAClient library in the ICA Client ActiveX Object (aka ICO) component in Citrix Online Plug-in for Windows for XenApp & XenDesktop before 12.0.3 allows remote attackers to execute arbitrary code or cause a denial of service (memory corruption) via a crafted HTML document that triggers the reading of a .ICA file.

Key facts

CVSS score: 9.3 (v2.0)
Severity: HIGH
CVSS vector: AV:N/AC:M/Au:N/C:C/I:C/A:C
Weakness (CWE): CWE-94
EPSS score: 6.8% (94th percentile)
In CISA KEV: No
In EU EUVD: Yes (EUVD-2010-2993)
Published: August 11, 2010
NVD last modified: June 16, 2026
Status: Modified

EU Vulnerability Database (EUVD)

This vulnerability is also tracked by ENISA as EUVD-2010-2993 in the EU Vulnerability Database. Last updated in EUVD on September 16, 2024.

View on the EU Vulnerability Database

Affected products

citrix / online plug-in for windows for xenapp & xendesktop
citrix / online plug-in for windows for xenapp & xendesktop

References

http://labs.idefense.com/intelligence/vulnerabilities/display.php?id=875
http://secunia.com/advisories/40819(Vendor Advisory)
http://secunia.com/advisories/40821(Vendor Advisory)
http://support.citrix.com/article/CTX125976(Patch, Vendor Advisory)

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

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