CVE-2026-35535

EUVD-2026-18571
In Sudo through 1.9.17p2 before 3e474c2, a failure of a setuid, setgid, or setgroups call, during a privilege drop before running the mailer, is not a fatal error and can lead to privilege escalation.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTPrimary
7.4 HIGH
LOCAL
HIGH
NONE
CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
Base Score
CVSS 3.x
EPSS Score
Percentile: 7%
Affected Products (NVD)
VendorProductVersion
sudo_projectsudo
𝑥
< 1.9.17
sudo_projectsudo
1.9.17
sudo_projectsudo
1.9.17:p1
sudo_projectsudo
1.9.17:p2
siemenssinec_os
𝑥
< 4.0
𝑥
= Vulnerable software versions
Early Detection
Affected products identified ahead of NVD analysis through intelligence sources.
VendorProductVersionSource
SiemensRUGGEDCOM RST2428P
𝑥
< V4.0
ADP
Debian logo
Debian Releases
Debian Product
Codename
sudo
bookworm
1.9.13p3-1+deb12u4
fixed
bookworm (security)
vulnerable
bullseye
vulnerable
bullseye (security)
1.9.5p2-3+deb11u4
fixed
forky
1.9.17p2-7
fixed
sid
1.9.17p2-7
fixed
trixie
1.9.16p2-3+deb13u2
fixed
openSUSE logo
openSUSE / SLES Releases
openSUSE Product
Release
sudo
suse enterprise server 15 SP4
1.9.9-150400.4.42.1
fixed
sudo-devel
suse enterprise server 15 SP4
1.9.9-150400.4.42.1
fixed
sudo-plugin-python
suse enterprise server 15 SP4
1.9.9-150400.4.42.1
fixed
Red Hat logo
Red Hat Enterprise Linux Releases
Red Hat Product
Release
sudo
RHEL 9
0:1.9.17p2-3.el9_8
fixed
sudo-python-plugin
RHEL 9
0:1.9.17p2-3.el9_8
fixed
Amazon Linux logo
Amazon Linux Releases
Amazon Package
Release
sudo
Amazon Linux 2023
0:1.9.15-1.p5.amzn2023.0.3
fixed
sudo-debuginfo
Amazon Linux 2023
0:1.9.15-1.p5.amzn2023.0.3
fixed
sudo-debugsource
Amazon Linux 2023
0:1.9.15-1.p5.amzn2023.0.3
fixed
sudo-devel
Amazon Linux 2023
0:1.9.15-1.p5.amzn2023.0.3
fixed
sudo-logsrvd
Amazon Linux 2023
0:1.9.15-1.p5.amzn2023.0.3
fixed
sudo-logsrvd-debuginfo
Amazon Linux 2023
0:1.9.15-1.p5.amzn2023.0.3
fixed
sudo-python-plugin
Amazon Linux 2023
0:1.9.15-1.p5.amzn2023.0.3
fixed
sudo-python-plugin-debuginfo
Amazon Linux 2023
0:1.9.15-1.p5.amzn2023.0.3
fixed
Azure Linux logo
Azure Linux Releases
Azure Package
Release
sudo
Azure Linux 3.0
0:1.9.17-2.azl3
fixed
References