Advanced Custom Fields <= 5.7.11 - PHP Object Injection

Deserialization of Untrusted Data
CVE Not available
CVSS Medium (5.4)
Publicly Published February 15, 2019
Last Updated January 22, 2024
Researcher Slavco Mihajloski
Description

Advanced Custom Fields before 5.7.12 fails to sanitize user-supplied input before passing it to the unserialize() function. This allows low-level authenticated users to call PHP Objects and possibly achieve remote code execution if a usable gadget is present in a plugin or theme installed on the same site as the vulnerable plugin.

References

1 affected software package

Software Type Plugin
Software Slug advanced-custom-fields (view on wordpress.org)
Patched? Yes
Affected Version
  • <= 5.7.11
Patched Version
  • 5.7.12
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