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9.0 Critical

CVE-2025-9501 The W3 Total Cache WordPress plugin before 2.8.13 is vulnerable to command injection via the _parse_dynamic_mfunc…

Description

The W3 Total Cache WordPress plugin before 2.8.13 is vulnerable to command injection via the _parse_dynamic_mfunc function, allowing unauthenticated users to execute PHP commands by submitting a comment with a malicious payload to a post.

Affected products and versions

Product Affected versions Fixed in
W3 Total Cache 2.8 earliest → < 2.8.13 2.8.13

Other CVEs of W3 Total Cache

The 3 CVEs of W3 Total Cache →
CVE-2026-107321 The W3 Total Cache WordPress plugin before 2.10.6 does not confine a media-import file copy to the document root, nor… 5.4 Medium CVE-2026-18051 The W3 Total Cache WordPress plugin before 2.10.5 does not properly validate the request path it uses to build cache… 10.0 Critical
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