CVE-2023-1381

WP Meta SEO < 4.5.5 - Author+ PHAR Deserialization

State: Published
Severity: 8.8 High
Published: Apr 10, 2023
Updated: Feb 11, 2025
Reserved: Mar 13, 2023

Description

The WP Meta SEO WordPress plugin before 4.5.5 does not validate image file paths before attempting to manipulate the image files, leading to a PHAR deserialization vulnerability. Furthermore, the plugin contains a gadget chain which may be used in certain configurations to achieve remote code execution.

Scores

CVSS	Score	Vector	Source
3.1	8.8 High	CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H	CISA-ADP

Weaknesses

CWE-502 Deserialization of Untrusted Data

Affected Products

Product	Versions
WP Meta SEOUnknown	before 4.5.5Affected

References

https://wpscan.com/vulnerability/f140a928-d297-4bd1-8552-bfebcedba536exploitvdb-entrytechnical-description
https://blog.wpscan.com/uncovering-a-phar-deserialization-vulnerability-in-wp-meta-seo-and-escalating-to-rce/

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