What is CVE-2026-35358?

CVE-2026-35358 is a medium-severity vulnerability in Uutils Coreutils, classified under Use of Incorrectly-Resolved Name or Reference. CVSS score: 4.4/10. Published 2026-04-22.

How severe is CVE-2026-35358?

Medium severity. CVSS v3 base score is 4.4 out of 10.

Vulnerability in Uutils Coreutils

CVE-2026-35358

The cp utility in uutils coreutils, when performing recursive copies (-R), incorrectly treats character and block device nodes as stream sources rather than preserving them. Because the implementation reads bytes into regular files at the…

EPSS: 0.000 (2.8th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 4.4 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:L.

Affected products

Uutils Coreutils — versions 0

Weakness classification (CWE)

CWE-706 — Use of Incorrectly-Resolved Name or Reference

References

security@ubuntu.com (Patch, patch, Issue Tracking)
security@ubuntu.com (issue-tracking, Exploit, Issue Tracking)
security@ubuntu.com (vendor-advisory, Release Notes)

Frequently asked questions

What is CVE-2026-35358?: CVE-2026-35358 is a medium-severity vulnerability in Uutils Coreutils, classified under Use of Incorrectly-Resolved Name or Reference. CVSS score: 4.4/10. Published 2026-04-22.
How severe is CVE-2026-35358?: Medium severity. CVSS v3 base score is 4.4 out of 10.