CVE-2026-5203

LOW EPSS 23.4%

Published Mar 31, 20263mo ago · Modified Jun 17, 20261w ago

2.0 CVSS 4.0

Low

Published Mar 31, 2026 3mo ago

Last Modified Jun 17, 2026 1w ago

Description

A vulnerability was found in CMS Made Simple up to 2.2.22. This impacts the function _copyFilesToFolder in the library modules/UserGuide/lib/class.UserGuideImporterExporter.php of the component UserGuide Module XML Import. The manipulation results in path traversal. It is possible to launch the attack remotely. The exploit has been made public and could be used. This issue has been reported early to the project. They confirmed, that "this has already been discovered and fixed for the next release."

CVSS Details

Base Score

2.0

Exploitability

—

Impact

—

Vector string

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

Attack Vector Network

Attack Complexity Low

Privileges Required High

User Interaction None

Scope X

Threat Intelligence

EPSS Exploit Probability

23.4% percentile

Exploit & Patch Status

No Known Exploit

No Patch Available

Weaknesses 1

CWE-22 Path Traversal Resource Mgmt

References 4

drive.proton.me https://drive.proton.me/urls/Q0JHZ339BW#X9P2G3Guwvwa
vuldb.com https://vuldb.com/submit/772855
vuldb.com https://vuldb.com/vuln/354331
vuldb.com https://vuldb.com/vuln/354331/cti

Remediation

No remediation data recorded yet

Check vendor advisories and the NVD entry for patch availability.