LPE Vulnerability

New Ubuntu Vulnerability Turns System Cleanup into a Root Access Backdoor

CIFSwitch local root exploit cifs-utils privilege escalation Linux Kernel Root Exploit CVE-2025-39946 PoC CVE-2023-2598 PoC Ubuntu LPE Vulnerability CVE-2026-3888

New Ubuntu Vulnerability Turns System Cleanup into a Root Access Backdoor

Do Son March 18, 2026

Qualys discovers CVE-2026-3888, a critical Local Privilege Escalation (LPE) flaw in Ubuntu Desktop. Learn how a 30-day time window exposes root access.

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