CVE-2026-5203 PUBLISHED

CMS Made Simple UserGuide Module XML Import class.UserGuideImporterExporter.php _copyFilesToFolder path traversal

Assigner: VulDB
Reserved: 31.03.2026 Published: 31.03.2026 Updated: 31.03.2026

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 Vector: 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
CVSS Score: 5.1

Exploitability Metrics		Vulnerable System Impact Metrics		Subsequent System Impact Metrics
Attack Vector	Network	Confidentiality	Low	Confidentiality	None
Attack Complexity	Low	Integrity	Low	Integrity	None
Attack Requirements	None	Availability	Low	Availability	None
Privileges Required	High
User Interaction	None

CVSS 4.0

CVSS Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R
CVSS Score: 4.7

Attack Vector	Network	Scope	Unchanged
Attack Complexity	Low	Confidentiality Impact	Low
Privileges Required	High	Integrity Impact	Low
User Interaction	None	Availability Impact	Low

CVSS 3.1

CVSS Vector: CVSS:3.0/AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R
CVSS Score: 4.7

Attack Vector	Network	Scope	Unchanged
Attack Complexity	Low	Confidentiality Impact	Low
Privileges Required	High	Integrity Impact	Low
User Interaction	None	Availability Impact	Low

CVSS 3.0

CVSS Vector: AV:N/AC:L/Au:M/C:P/I:P/A:P/E:POC/RL:ND/RC:UR
CVSS Score: 5.8

Access Vector	Network	Confidentiality Impact	Partial
Access Complexity	Low	Integrity Impact	Partial
Authentication	Multiple	Availability Impact	Partial

CVSS 2.0

Product Status

Vendor	n/a
Product	CMS Made Simple
Versions	Version 2.2.0 is affected Version 2.2.1 is affected Version 2.2.2 is affected Version 2.2.3 is affected Version 2.2.4 is affected Version 2.2.5 is affected Version 2.2.6 is affected Version 2.2.7 is affected Version 2.2.8 is affected Version 2.2.9 is affected Version 2.2.10 is affected Version 2.2.11 is affected Version 2.2.12 is affected Version 2.2.13 is affected Version 2.2.14 is affected Version 2.2.15 is affected Version 2.2.16 is affected Version 2.2.17 is affected Version 2.2.18 is affected Version 2.2.19 is affected Version 2.2.20 is affected Version 2.2.21 is affected Version 2.2.22 is affected

CVE-2026-5203 PUBLISHED

CMS Made Simple UserGuide Module XML Import class.UserGuideImporterExporter.php _copyFilesToFolder path traversal

Metrics

Product Status

Credits

References

Problem Types