CVE-2026-41891

MEDIUM

CI4MS: Deactivated User Session Bypass (active=0)

Title source: cna
STIX 2.1

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.

References (2)

Core 2
Core References

Scores

CVSS v4 5.3
EPSS 0.0001
EPSS Percentile 3.0%
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/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

CISA SSVC

Vulnrichment
Exploitation none
Automatable no
Technical Impact partial

Details

CWE
CWE-613
Status published
Products (2)
ci4-cms-erp/ci4ms 0.26.0 - 0.31.8.0Packagist
ci4-cms-erp/ci4ms >= 0.26.0, < 0.31.8.0
Published May 07, 2026
Tracked Since May 07, 2026