CVE-2009-3936

CVE-2009-3936 is a medium-severity vulnerability in Citrix Online Plug-in For Mac with a CVSS 2.0 base score of 5.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-310.

Key facts

Description

Unspecified vulnerability in Citrix Online Plug-in for Windows 11.0.x before 11.0.150 and 11.x before 11.2, Online Plug-in for Mac before 11.0, Receiver for iPhone before 1.0.3, and ICA Java, Mac, UNIX, and Windows Clients for XenApp and XenDesktop allows remote attackers to impersonate the SSL/TLS server and bypass authentication via a crafted certificate, a different vulnerability than CVE-2009-3555.

Frequently asked questions

What is CVE-2009-3936?
Unspecified vulnerability in Citrix Online Plug-in for Windows 11.0.x before 11.0.150 and 11.x before 11.2, Online Plug-in for Mac before 11.0, Receiver for iPhone before 1.0.3, and ICA Java, Mac, UNIX, and Windows Clients for XenApp and XenDesktop allows remote attackers to impersonate the SSL/TLS server and bypass authentication via a crafted certificate, a different vulnerability than CVE-2009-3555.
How severe is CVE-2009-3936?
CVE-2009-3936 has a CVSS 2.0 base score of 5.8, rated medium severity.
Is CVE-2009-3936 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (72nd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2009-3936?
CVE-2009-3936 primarily affects Citrix Online Plug-in For Mac. In total, 5 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2009-3936?
Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2009-3936 published?
CVE-2009-3936 was published on 2009-11-13 and last updated on 2026-06-16.

References

Affected products (5)

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