CVE-2026-41201

Description

CI4MS is a CodeIgniter 4-based CMS skeleton that delivers a production-ready, modular architecture with RBAC authorization and theme support. In version 0.31.4.0, an attacker can achieve Full Account Takeover & Privilege Escalation via Stored DOM XSS in backup module filename field manipulated via a sql file that tampers with the file name field to contain hidden XSS payload. This issue has been patched in version 0.31.5.0.

CVSS v3.1 Score

9.1

CRITICAL

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

EPSS — Exploit Prediction

0.0006

Probability of exploitation

0.18%

Percentile rank

EPSS estimates the probability that this vulnerability will be exploited in the wild within the next 30 days. A higher score means more likely to be exploited.

Weakness Type (CWE)

CWE-79 Cross-site Scripting (XSS)

References

Other References

https://github.com/ci4-cms-erp/ci4ms/releases/tag/0.31.5.0 https://github.com/ci4-cms-erp/ci4ms/security/advisories/GHSA-qxpq-82f3-xj47

Frequently Asked Questions

What is CVE-2026-41201? +

CI4MS is a CodeIgniter 4-based CMS skeleton that delivers a production-ready, modular architecture with RBAC authorization and theme support. In version 0.31.4.0, an attacker can achieve Full Account Takeover & Privilege Escalation via Stored DOM XSS in backup module filename field manipulated via a sql file that tampers with the file name field to contain hidden XSS payload. This issue has been patched in version 0.31.5.0. It has a CVSS v3.1 base score of 9.1 (CRITICAL).

How severe is CVE-2026-41201? +

CVE-2026-41201 has a CVSS v3.1 score of 9.1 out of 10, rated CRITICAL. This is a critical vulnerability that should be patched immediately. The EPSS score is 0.0006, placing it in the 0th percentile for exploitation probability.

How do I check if I'm vulnerable to CVE-2026-41201? +

You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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