CVE-2026-35535

HIGH
7.8
CVSS Score
Published: April 3, 2026 at 02:21 AM UTC
Updated: September 1, 2026 at 01:19 PM UTC
4 products affected across 2 vendorsSudoSinec OSRuggedcom Rst2428P

Using Sudo by Sudo project?

Get instant alerts when new vulnerabilities affect Sudo - before attackers find them.

Real-time alertsTrack your software stackFree plan available
Severity
HIGH7.8
Exploit prediction
EPSS 0.2%
SSVC
No known exploit

Description

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.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

v < 4.0
Affected range stops below 4.0, so it looks safe — our inference, not a vendor statement
siemens-ruggedcom-rst2428p (environment)
Affected range stops below 1.9.17, so it looks safe — our inference, not a vendor statement
v < V4.0
Affected range stops below V4.0, so it looks safe — our inference, not a vendor statement
All versions

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

References (34)

Third Party Advisory
Source: cverecord
https://www.qualys.com/2026/03/10/crack-armor.txt
Broken Link
Source: cverecord
https://bugs.debian.org/1130593
Third Party Advisory
Source: 0b142b55-0307-4c5a-b3c9-f314f3fb7c5e
https://cert-portal.siemens.com/productcert/html/ssa-253495.html
Source: af854a3a-2127-422b-91ae-364da2661108
https://lists.debian.org/debian-lts-announce/2026/06/msg00003.html
Source: 0b0ca135-0b70-47e7-9f44-1890c2a1c46c
https://access.redhat.com/errata/RHSA-2026:10758
Source: 0b0ca135-0b70-47e7-9f44-1890c2a1c46c
https://access.redhat.com/errata/RHSA-2026:11521

SSVC — Action Prioritization

SSVCNo known exploitNot automatableTotal impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

Attack Vector
LOCAL
Complexity
LOW
Privileges
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH
Vector?

Quick Info

StatusMODIFIED
CWE
CWE-271CWE-272

Get alerted

Stop reading CVE feeds looking for your own stack

Track the products you run and VulnTracker tells you when a new CVE affects them — with what is known about fixing it, and nothing about the rest.

Free plan, no card