Sept. 19, 2023, 11:15 p.m. |

National Vulnerability Database web.nvd.nist.gov

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.

access attacker attackers credentials cross-site cve html inject javascript login logo nagios nagios xi page plaintext scripting steal text version vulnerability xss

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