CVE-2013-2011

CVE-2013-2011 is a high-severity vulnerability in Automattic W3 Super Cache with a CVSS 3.x base score of 8.8. 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-116.

Key facts

Description

WordPress W3 Super Cache Plugin before 1.3.2 contains a PHP code-execution vulnerability which could allow remote attackers to inject arbitrary code. This issue exists because of an incomplete fix for CVE-2013-2009.

Frequently asked questions

What is CVE-2013-2011?
WordPress W3 Super Cache Plugin before 1.3.2 contains a PHP code-execution vulnerability which could allow remote attackers to inject arbitrary code. This issue exists because of an incomplete fix for CVE-2013-2009.
How severe is CVE-2013-2011?
CVE-2013-2011 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2013-2011 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 5% (91st percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2013-2011?
CVE-2013-2011 affects Automattic W3 Super Cache. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2013-2011?
Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2013-2011 published?
CVE-2013-2011 was published on 2019-12-26 and last updated on 2026-06-16.

References

Affected products (1)

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