CVE-2011-3129

CVE-2011-3129 is a critical-severity vulnerability in Wordpress with a CVSS 2.0 base score of 9.3. 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-264.

Key facts

Description

The file upload functionality in WordPress 3.1 before 3.1.3 and 3.2 before Beta 2, when running "on hosts with dangerous security settings," has unknown impact and attack vectors, possibly related to dangerous filenames.

Frequently asked questions

What is CVE-2011-3129?
The file upload functionality in WordPress 3.1 before 3.1.3 and 3.2 before Beta 2, when running "on hosts with dangerous security settings," has unknown impact and attack vectors, possibly related to dangerous filenames.
How severe is CVE-2011-3129?
CVE-2011-3129 has a CVSS 2.0 base score of 9.3, rated critical severity.
Is CVE-2011-3129 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (79th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2011-3129?
CVE-2011-3129 primarily affects Wordpress. In total, 4 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2011-3129?
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-2011-3129 published?
CVE-2011-3129 was published on 2011-08-10 and last updated on 2026-06-16.

References

Affected products (4)

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