CVE-2026-41315 PUBLISHED

mdserver-web: Missing Authorization and Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')

Assigner: GitHub_M
Reserved: 20.04.2026 Published: 14.05.2026 Updated: 14.05.2026

mdserver-web is a simple Linux panel. From 0.18.0 to 0.18.4, mdserver-web has a front-end unauthorized remote command execution vulnerability. Due to the lack of authentication on the /modify_crond and /start_task interfaces, it is possible to modify the default built-in scheduled tasks and start them, achieving RCE.

Metrics

CVSS 4.0

CVSS Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
CVSS Score: 9.3

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

CVSS 4.0

Product Status

Vendor	midoks
Product	mdserver-web
Versions	Version >= 0.18.0, <= 0.18.4 is affected

References

https://github.com/midoks/mdserver-web/security/advisories/GHSA-3h92-g9hr-xc25

Problem Types

CWE-78: Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection') CWE
CWE-862: Missing Authorization CWE