mod_ruid2 before 0.9.8 improperly handles file descriptors which allows remote attackers to bypass security using a CGI script to break out of the chroot.
Severity
CVSS 3.1
7.5 high
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
EPSS
2.2% chance of exploitation in the next 30 days; higher than 82% of CVEs (scores of 2026-10-31)