ci4-cms-erp ci4ms 0.28.5.0/0.31.0.0/0.31.2.0/0.31.4.0 RBAC path traversal

CVSS Meta Temp Score
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CTI Interest Score
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6.0$0-$5k0.00

Summaryinfo

A vulnerability was found in ci4-cms-erp ci4ms and classified as critical. This affects an unknown part of the component RBAC. Executing a manipulation can lead to path traversal. This vulnerability is tracked as CVE-2026-41203. The attack can be launched remotely. No exploit exists. It is suggested to upgrade the affected component.

Detailsinfo

A vulnerability classified as critical was found in ci4-cms-erp ci4ms. This vulnerability affects an unknown code of the component RBAC. The manipulation with an unknown input leads to a path traversal vulnerability. The CWE definition for the vulnerability is CWE-22. The product uses external input to construct a pathname that is intended to identify a file or directory that is located underneath a restricted parent directory, but the product does not properly neutralize special elements within the pathname that can cause the pathname to resolve to a location that is outside of the restricted directory. As an impact it is known to affect confidentiality, integrity, and availability. CVE summarizes:

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 Theme::upload extracts user uploaded ZIP archives without validating entry names, allowing an authenticated backend user with the theme 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.

The advisory is shared for download at github.com. This vulnerability was named CVE-2026-41203 since 04/18/2026. The exploitation appears to be easy. The attack can be initiated remotely. There are neither technical details nor an exploit publicly available. The MITRE ATT&CK project declares the attack technique as T1006.

Upgrading to version 0.31.5.0 eliminates this vulnerability. The upgrade is hosted for download at github.com.

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Productinfo

Type

Vendor

Name

Version

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CNA CVSS-B Score: 🔒
CNA CVSS-BT Score: 🔒
CNA Vector: 🔒

CVSSv3info

VulDB Meta Base Score: 6.3
VulDB Meta Temp Score: 6.0

VulDB Base Score: 6.3
VulDB Temp Score: 6.0
VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍

Exploitinginfo

Class: Path traversal
CWE: CWE-22
CAPEC: 🔒
ATT&CK: 🔒

Physical: No
Local: No
Remote: Yes

Availability: 🔒
Status: Not defined

EPSS Score: 🔒
EPSS Percentile: 🔒

Price Prediction: 🔍
Current Price Estimation: 🔒

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔒

Upgrade: ci4ms 0.31.5.0

Timelineinfo

04/18/2026 CVE reserved
05/07/2026 +19 days Advisory disclosed
05/07/2026 +0 days VulDB entry created
05/07/2026 +0 days VulDB entry last update

Sourcesinfo

Product: github.com

Advisory: GHSA-xv3r-vr59-95rg
Status: Confirmed

CVE: CVE-2026-41203 (🔒)
GCVE (CVE): GCVE-0-2026-41203
GCVE (VulDB): GCVE-100-361792

Entryinfo

Created: 05/07/2026 07:34
Changes: 05/07/2026 07:34 (70)
Complete: 🔍
Cache ID: 216::103

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