AUGUST 4, 2026
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Case File

CVE-2021-40343

HIGH · CVSS 7.8 EPSS 0.66%

Source: NVD + CISA KEV + EPSS (historical backfill) · Published 2021-10-26 · Last synced 2026-08-04

CyberRota Analysis

This is a high severity vulnerability with a CVSS score of 7.8. See the original NVD description below for full technical details.

CVE
CVE-2021-40343
Severity
HIGH
CVSS
7.8
EPSS
0.66%

Original NVD Description

An issue was discovered in Nagios XI 5.8.5. Insecure file permissions on the nagios_unbundler.py file allow the nagios user to elevate their privileges to the root user.

Related CVEs

Other vulnerabilities affecting the same vendor(s)