Theme Editor <= 2.8 - Authenticated (Admin+) PHAR Deserialization

7.2
Deserialization of Untrusted Data
CVE CVE-2022-2440
CVSS 7.2 (High)
Publicly Published August 28, 2024
Last Updated August 29, 2024
Researcher Rasoul Jahanshahi

Description

The Theme Editor plugin for WordPress is vulnerable to deserialization of untrusted input via the 'images_array' parameter in versions up to, and including 2.8. This makes it possible for authenticated attackers with administrative privileges to call files using a PHAR wrapper that will deserialize and call arbitrary PHP Objects that can be used to perform a variety of malicious actions granted a POP chain is also present. It also requires that the attacker is successful in uploading a file with the serialized payload.

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Vulnerability Details for Theme Editor

Software Type Plugin
Software Slug theme-editor (view on wordpress.org)
Patched? Yes
Remediation Update to version 2.9, or a newer patched version
Affected Version
  • <= 2.8
Patched Version
  • 2.9

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