What is CVE-2026-35369?

CVE-2026-35369 is a medium-severity vulnerability in Uutils Coreutils, classified under Improper Input Validation. CVSS score: 5.5/10. Published 2026-04-22.

How severe is CVE-2026-35369?

Medium severity. CVSS v3 base score is 5.5 out of 10.

Improper input validation in Uutils Coreutils

CVE-2026-35369

An argument parsing error in the kill utility of uutils coreutils incorrectly interprets kill -1 as a request to send the default signal (SIGTERM) to PID -1. Sending a signal to PID -1 causes the kernel to terminate all processes visible t…

Vulnerability class: Drupalgeddon 2 (CVE-2018-7600)

EPSS: 0.000 (6.8th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.5 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H.

Affected products

Uutils Coreutils — versions 0

Weakness classification (CWE)

CWE-20 — Improper Input Validation

References

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

Frequently asked questions

What is CVE-2026-35369?: CVE-2026-35369 is a medium-severity vulnerability in Uutils Coreutils, classified under Improper Input Validation. CVSS score: 5.5/10. Published 2026-04-22.
How severe is CVE-2026-35369?: Medium severity. CVSS v3 base score is 5.5 out of 10.