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

No CVSS v4.0

Attack Vector Local

Attack Complexity High

Privileges Required None

Scope Unchanged

Confidentiality Impact High

Integrity Impact High

Availability Impact High

User Interaction None

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

No EPSS score available.

Key SSVC decision points have not yet been added.

Affected Vendors & Products

No data.

No data.

No data.

No data.

Advisories

No advisories yet.

Fixes

Solution

No solution given by the vendor.

Workaround

No workaround given by the vendor.

References
Link Providers
https://bugs.debian.org/1130593 cve-icon cve-icon
https://bugs.launchpad.net/ubuntu/+source/sudo/+bug/2143042 cve-icon cve-icon
https://github.com/sudo-project/sudo/commit/3e474c2f201484be83d994ae10a4e20e8c81bb69 cve-icon cve-icon
https://www.qualys.com/2026/03/10/crack-armor.txt cve-icon cve-icon
History

Fri, 03 Apr 2026 02:45:00 +0000

Type Values Removed Values Added
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.
Weaknesses CWE-271
References
Metrics cvssV3_1

{'score': 7.4, 'vector': 'CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H'}

Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: mitre

Published:

Updated: 2026-04-03T02:21:33.584Z

Reserved: 2026-04-03T02:21:32.829Z

Link: CVE-2026-35535

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Received

Published: 2026-04-03T03:16:18.233

Modified: 2026-04-03T03:16:18.233

Link: CVE-2026-35535

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

No data.

Weaknesses