CVE-2013-2493

CVE-2013-2493 is a medium-severity vulnerability in Google Chrome Frame with a CVSS 2.0 base score of 4.3. 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-119.

Key facts

Description

The Hook_Terminate function in chrome_frame/protocol_sink_wrap.cc in the Google Chrome Frame plugin before 26.0.1410.28 for Internet Explorer does not properly handle attach tab requests, which allows user-assisted remote attackers to cause a denial of service (application crash) via an _blank value for the target attribute of an A element.

Frequently asked questions

What is CVE-2013-2493?
The Hook_Terminate function in chrome_frame/protocol_sink_wrap.cc in the Google Chrome Frame plugin before 26.0.1410.28 for Internet Explorer does not properly handle attach tab requests, which allows user-assisted remote attackers to cause a denial of service (application crash) via an _blank value for the target attribute of an A element.
How severe is CVE-2013-2493?
CVE-2013-2493 has a CVSS 2.0 base score of 4.3, rated medium severity.
Is CVE-2013-2493 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (65th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2013-2493?
CVE-2013-2493 primarily affects Google Chrome Frame. In total, 3 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2013-2493?
Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2013-2493 published?
CVE-2013-2493 was published on 2013-03-07 and last updated on 2026-06-16.

References

Affected products (3)

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