CVE-2026-41202

critical · 9.4

CI4MS is a CodeIgniter 4-based CMS skeleton that delivers a production-ready, modular architecture with RBAC authorization and theme support. Prior to version 0.31.5.0, ci4ms Backup::restore extracts user uploaded ZIP archives without validating entry names, allowing an authenticated backend user with the backup create permission to write files to arbitrary filesystem locations (Zip Slip) and achieve remote code execution by dropping a PHP file under the public web root. This issue has been patched in version 0.31.5.0.

9.4

CVSS

0.5%

EPSS (exploit prob.)

44th

EPSS percentile

2026-05-07

Published

CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/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

Weaknesses

CWE-22

References

https://github.com/ci4-cms-erp/ci4ms/releases/tag/0.31.5.0
https://github.com/ci4-cms-erp/ci4ms/security/advisories/GHSA-xp9f-pvvc-57p4
https://github.com/ci4-cms-erp/ci4ms/security/advisories/GHSA-xp9f-pvvc-57p4

Query this programmatically:

curl https://evil-db.io/api/v1/cve/CVE-2026-41202