CVSS 3.1 Score 5.4 of 10 (medium)


Published Sep 19, 2023
Updated: Sep 22, 2023


CVE-2023-40932 is a Cross-site scripting (XSS) vulnerability found in Nagios XI version 5.11.1 and earlier. This vulnerability allows authenticated attackers who have access to the custom logo component to inject arbitrary JavaScript or HTML through the alt-text field. It affects all pages that contain the navbar, including the login page, which enables the attacker to steal plaintext credentials. The vulnerability has a risk score of 29 and a base severity of MEDIUM. Remediation for this vulnerability involves updating Nagios XI to version 5.11.2 or later, which includes a fix for the XSS vulnerability. This vulnerability poses a potential danger to organizations as it can lead to unauthorized access and data theft if exploited by malicious actors.


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