VULNERABILITY INTELLIGENCE

CVE-2026-21991

CVSS score5.5 MEDIUM
EPSS probability0.19%
CISA KEVNot currently listed
Published2026-03-16
Last modified2026-06-17
CVSS vectorCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Description

A DTrace component, dtprobed, allows arbitrary file creation through crafted USDT provider names.

Weakness classification

  • CWE-22: Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')

Primary references