CVE-2023-1381

HIGH

Joomunited WP Meta Seo < 4.5.5 - Insecure Deserialization

Title source: rule

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.

References (2)

[Exploit, Third Party Advisory] https://blog.wpscan.com/uncovering-a-phar-deserialization-vulnerability-in-wp-meta-seo-and-escalating-to-rce/

[Exploit, Third Party Advisory] https://wpscan.com/vulnerability/f140a928-d297-4bd1-8552-bfebcedba536

Scores

CVSS v3 8.8

EPSS 0.0578

EPSS Percentile 90.4%

Attack Vector NETWORK

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Classification

CWE

CWE-502

Status published

Affected Products (1)

joomunited/wp_meta_seo < 4.5.5

Timeline

Published Apr 10, 2023

Tracked Since Feb 18, 2026