CVE-2024-32643: Masa CMS vulnerable to authentication bypass with /tag/

Severity: high (CVSS 7.5 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.4% probability of exploitation in the next 30 days
Public exploit or detection template: yes
Published: 2025-12-03 · updated 2026-09-26
Weakness: CWE-863

Description

Masa CMS is an open source Enterprise Content Management platform. Prior to 7.2.8, 7.3.13, and 7.4.6, if the URL to the page is modified to include a /tag/ declaration, the CMS will render the page regardless of group restrictions. This vulnerability is fixed in 7.2.8, 7.3.13, and 7.4.6.

Affected products

MasaCMS: before 7.2.8; from 7.3 before 7.3.13; from 7.4.0 before 7.4.6 — fixed in 7.2.8, 7.3.13, 7.4.6

How to fix

Upgrade to a fixed version: MasaCMS 7.2.8, 7.3.13, 7.4.6. Check the vendor advisory for mitigations.

References

https://github.com/MasaCMS/MasaCMS/commit/d1a2e57ef8dbc50c87b178eacc85fcccb05f5b6c
https://github.com/MasaCMS/MasaCMS/security/advisories/GHSA-f469-jh82-97fv

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