CVE-2026-93658 uutils coreutils - Privilege Escalation

uutils coreutils < 0.10.0 contains a privilege escalation vulnerability caused by applying setuid or setgid mode before finalizing ownership changes, letting privileged users execute leftover setuid executables with elevated privileges when ownership changes fail.

CVSS base score 7.0 /10
High
CISA KEV
Not listed
Public exploit
None known
Authentication
Required
EPSS
0.14% chance of exploitation in 30 days
View the NVD record ↗

Details

Type
Privilege Escalation
Impact
Privilege Escalation
CVSS vector
CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
Published
18 September 2026
Updated
15 October 2026
Weakness
CWE-281

Vendor fix

Update to version 0.10.0 or later.

Patching closes this CVE. It does not tell you which of your systems run the affected version, or what else is exposed alongside them.

References

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