Vulnerability in Automattic W3 Super Cache

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.

EPSS: 0.051 (91.5th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2013-2011?
CVE-2013-2011 is a high-severity vulnerability in Automattic W3 Super Cache, classified under Improper Encoding or Escaping of Output. CVSS score: 8.8/10. Published 2019-12-26.
How severe is CVE-2013-2011?
High severity. CVSS v3 base score is 8.8 out of 10.
Is CVE-2013-2011 known to be exploited?
1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.