An issue was discovered in MK-AUTH 19.01. It allows command execution as root via shell metacharacters to /auth admin scripts.
https://gist.github.com/merhawi023/a1155913df3cf0c17971b0fb7dcd8f20
http://mk-auth.com.br/page/changelog-1
Source: Mitre, NVD
Published: 2020-06-29
Updated: 2026-06-17
Base Score: 10
Vector: CVSS2#AV:N/AC:L/Au:N/C:C/I:C/A:C
Severity: Critical
Base Score: 9.8
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS: 0.02747