CVE-2022-2440

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

Published Aug 29, 2024 CVSS 3.1 · 7.2 High EPSS < 1% KEV · Not listed
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.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

Source ID Title
EUVD EUVD EUVD-2022-34701 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.
History
Type Values Removed Values Added
Metrics epss

{'score': 0.00932}

epss

{'score': 0.014}

Type Values Removed Values Added
First Time appeared Themeeditor
Themeeditor theme Editor
CPEs cpe:2.3:a:themeeditor:theme_editor:*:*:*:*:*:wordpress:*:*
Vendors & Products Themeeditor
Themeeditor theme Editor
Type Values Removed Values Added
First Time appeared Mndpsingh287
Mndpsingh287 theme Editor
CPEs cpe:2.3:a:mndpsingh287:theme_editor:*:*:*:*:*:*:*:*
Vendors & Products Mndpsingh287
Mndpsingh287 theme Editor
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}

Type Values Removed Values Added
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.
Title Theme Editor <= 2.8 - Authenticated (Admin+) PHAR Deserialization
Weaknesses CWE-502
References
Metrics cvssV3_1

{'score': 7.2, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
Wordfence
Published
Updated
Apr 8, 2026, 5:05 PM
Reserved
Jul 15, 2022, 2:24 PM
Status
Analyzed
Published
Aug 29, 2024, 11:15 AM
Modified
Jun 17, 2026, 4:41 AM