Vulnerability · Published Oct 30, 2025 · Assigned by VulnCheck

CVE-2023-7317Nagios XI < 2024R1 Web SSH Terminal Missing Access Control

Critical 9.4

In plain English

A critical-severity missing authorization in XI from Nagios. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 1.7% (higher than 77% of all known vulnerabilities).

Severity (CVSS 4.0)9.4Critical

Exploit odds (30 days)1.7%top 23.2% of all CVEs

Exploited in the wildNo reportsCISA SSVC: none

Attack toolingNoneno public tooling known

Official description

Nagios XI versions prior to 2024R1 contain a missing access control vulnerability via the Web SSH Terminal. A remote, low-privileged attacker could access or interact with the terminal interface without sufficient authorization, potentially allowing unauthorized command execution or disclosure of sensitive information.

Affected products (as reported)

Vendor	Product	Versions
Nagios	XI	0 – before 2024R1

Weakness: CWE-862 · Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H

References

https://www.nagios.com/products/security/#nagios-xi vendor-advisory, patch
https://www.nagios.com/changelog/nagios-xi/ release-notes, patch
https://www.vulncheck.com/advisories/nagios-xi-web-ssh-terminal-missing-access-control third-party-advisory