CVE-2026-35350 — The cp utility in uutils coreutils fails to properly handle
CVE-2026-35350 — The cp utility in uutils coreutils fails to properly handle setuid and setgid bits when ownership preservation fails. When copying with the -p (preserve) flag, the utility applies the source mode bits even if the chown operation is unsuccessful. This can result in a user-owned copy
What This Means For You
- If your environment is affected by CWE-281, review your exposure and prioritize patching based on your environment. Monitor vendor advisories for CVE-2026-35350 updates and patches.
Related ATT&CK Techniques
🛡️ Detection Rules
2 rules · 6 SIEM formats2 detection rules auto-generated for this incident, mapped to MITRE ATT&CK. Sigma YAML is free — export to any SIEM format via the Intel Bot.
Privilege Escalation via cp -p Ownership Preservation Bypass — CVE-2026-35350
Indicators of Compromise
| ID | Type | Indicator |
|---|---|---|
| CVE-2026-35350 | vulnerability | CVE-2026-35350 |
| CWE-281 | weakness | CWE-281 |
Written by SCW Vulnerability Desk
Source & Attribution
| Source Platform | NVD |
| Channel | National Vulnerability Database |
| Published | April 22, 2026 at 20:16 UTC |
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