CVE-2013-1306

CVE-2013-1306 is a critical-severity vulnerability in Microsoft Internet Explorer with a CVSS 2.0 base score of 9.3. Its EPSS exploit-prediction score of 33% places it in the 98th percentile, indicating an elevated likelihood of exploitation. The underlying weakness is classified as CWE-416.

Key facts

Description

Use-after-free vulnerability in Microsoft Internet Explorer 9 allows remote attackers to execute arbitrary code via a crafted web site that triggers access to a deleted object, aka "Internet Explorer Use After Free Vulnerability," a different vulnerability than CVE-2013-1313.

Frequently asked questions

What is CVE-2013-1306?
Use-after-free vulnerability in Microsoft Internet Explorer 9 allows remote attackers to execute arbitrary code via a crafted web site that triggers access to a deleted object, aka "Internet Explorer Use After Free Vulnerability," a different vulnerability than CVE-2013-1313.
How severe is CVE-2013-1306?
CVE-2013-1306 has a CVSS 2.0 base score of 9.3, rated critical severity.
Is CVE-2013-1306 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 33% (98th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2013-1306?
CVE-2013-1306 affects Microsoft Internet Explorer. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2013-1306?
Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
When was CVE-2013-1306 published?
CVE-2013-1306 was published on 2013-05-15 and last updated on 2026-06-16.

References

Affected products (1)

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