CVE-2023-6526

Published: Feb 5, 2024Modified: Jun 17, 2026

5.4

Vector

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

Exploitability: 2.3 / Impact: 2.7

Source: NVD

Description

The Meta Box – WordPress Custom Fields Framework plugin for WordPress is vulnerable to Stored Cross-Site Scripting via custom post meta values displayed through the plugin's shortcode in all versions up to, and including, 5.9.2 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with contributor-level access and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.

Affected (1)

Products: Metabox: Meta Box

1 product

Configuration A

1 vulnerable

Vulnerable Software	Affected Versions
Metabox Meta Box	Up to 5.9.2

Related CWEs

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

The product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users.

References (4)

https://plugins.trac.wordpress.org/changeset?sfp_email=&sfph_mail=&reponame=&old=3030376%40meta-box&new=3030376%40meta-box&sfp_email=&sfph_mail=

Source: security@wordfence.com

Patch

https://www.wordfence.com/threat-intel/vulnerabilities/id/2a6bfc87-6135-4d49-baa2-e8e6291148dc?source=cve

Source: security@wordfence.com

Third Party Advisory

https://plugins.trac.wordpress.org/changeset?sfp_email=&sfph_mail=&reponame=&old=3030376%40meta-box&new=3030376%40meta-box&sfp_email=&sfph_mail=

Source: af854a3a-2127-422b-91ae-364da2661108

Patch

https://www.wordfence.com/threat-intel/vulnerabilities/id/2a6bfc87-6135-4d49-baa2-e8e6291148dc?source=cve

Source: af854a3a-2127-422b-91ae-364da2661108

Third Party Advisory

Timeline

No history available yet.