CVE-2026-23547

HIGH 7.1

WordPress CMSMasters Content Composer plugin <= 2.5.8 - Broken Access Control vulnerability

CVSS Score

7.1

EPSS Score

0.0%

EPSS Percentile

0th

Missing Authorization vulnerability in cmsmasters CMSMasters Content Composer cmsmasters-content-composer allows Exploiting Incorrectly Configured Access Control Security Levels.This issue affects CMSMasters Content Composer: from n/a through <= 2.5.8.

CWE	CWE-862
Vendor	cmsmasters
Product	cmsmasters content composer
Published	Feb 19, 2026
Last Updated	Apr 28, 2026

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CVSS v3 Breakdown

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

Attack Vector

Network

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

Low

Availability

None

Affected Versions

cmsmasters / CMSMasters Content Composer

0 ≤ 2.5.8

References

NVD ↗ CVE.org ↗ EPSS Data ↗

patchstack.com: https://patchstack.com/database/Wordpress/Plugin/cmsmasters-content-composer/vulnerability/wordpress-cmsmasters-content-composer-plugin-2-5-8-broken-access-control-vulnerability?_s_id=cve

Credits

Phat RiO | Patchstack Bug Bounty Program