CVE-2026-35535
HIGHCVSS 7.8/10EPSS 0.16%
Last modified
CVE-2026-35535 is a high-severity vulnerability rated 7.8/10 on the CVSS scale. 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.. EPSS estimates a 0.16% chance of exploitation in the next 30 days.
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.
Metrics
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Sudo Project | Sudo | < 1.9.17 |
| Sudo Project | Sudo | 1.9.17 |
| Siemens | Sinec Os | < 4.0 |
References
- https://bugs.debian.org/1130593Broken Link
- https://www.qualys.com/2026/03/10/crack-armor.txtThird Party Advisory
- https://cert-portal.siemens.com/productcert/html/ssa-253495.htmlThird Party Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2026-35535?
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.
How severe is CVE-2026-35535?
CVE-2026-35535 has a CVSS score of 7.8/10 (HIGH severity). The EPSS model estimates a 0.16% probability of exploitation in the next 30 days.
How do I fix CVE-2026-35535?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
Are you affected by CVE-2026-35535?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST