CVE-2026-41315: mdserver-web: Missing Authorization and Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')

Severity: critical (CVSS 9.8 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 1.0% probability of exploitation in the next 30 days
Public exploit or detection template: yes
Published: 2026-05-14 · updated 2026-10-26
Weakness: CWE-78

Description

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.

Affected products

midoks mdserver-web: from 0.18.0 through 0.18.4

References

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

Get alerted when CVE-2026-41315 or the next vulnerability affects your stack