CVE-2026-41891

CI4MS: Deactivated User Session Bypass (active=0)

State: Published
Severity: 5.3 Medium
Published: May 7, 2026
Updated: May 7, 2026
Reserved: Apr 22, 2026

Description

CI4MS is a CodeIgniter 4-based CMS skeleton that delivers a production-ready, modular architecture with RBAC authorization and theme support. From version 0.26.0 to before version 0.31.8.0, the auth filter has the deactivated/banned user check commented out. This issue has been patched in version 0.31.8.0.

Scores

CVSS	Score	Vector	Source
4.0	5.3 Medium	CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N	GitHub_M

Weaknesses

CWE-613 Insufficient Session Expiration

Affected Products

Product	Versions
ci4msci4-cms-erp	>= 0.26.0, < 0.31.8.0Affected

References

https://github.com/ci4-cms-erp/ci4ms/security/advisories/GHSA-5hfv-c864-qcq9
https://github.com/ci4-cms-erp/ci4ms/releases/tag/0.31.8.0

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