AUGUST 4, 2026
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Case File

CVE-2025-45311

HIGH · CVSS 8.8 EPSS 0.36% Public Exploit

Source: NVD + CISA KEV + EPSS (historical backfill) · Published 2025-11-26 · Last synced 2026-08-04

CyberRota Analysis

This is a high severity vulnerability with a CVSS score of 8.8. Public exploit code or proof-of-concept references have been detected in its references.

Public Exploit Signal

A public exploit, PoC, GitHub repository or Metasploit reference was detected for this CVE.

Note: these links are listed for security research and verification purposes only.

CVE
CVE-2025-45311
Severity
HIGH
CVSS
8.8
EPSS
0.36%

Original NVD Description

Insecure permissions in fail2ban-client v0.11.2 allows attackers with limited sudo privileges to perform arbitrary operations as root. NOTE: this is disputed by multiple parties because the action for a triggered rule can legitimately be an arbitrary operation as root. Thus, the software is behaving in accordance with its intended privilege model.