CVE-2023-40932
CVE-2023-40932CVE-2023-40932
nagios / nagios_xi
Description
A Cross-site scripting (XSS) vulnerability in Nagios XI version 5.11.1 and below allows authenticated attackers with access to the custom logo component to inject arbitrary javascript or HTML via the alt-text field. This affects all pages containing the navbar including the login page which means the attacker is able to to steal plaintext credentials.
Scoring
| CVSS | 5.4 () |
| Vector | CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N |
| Last modified | 2026-07-05 |