| Package | Affected versions | Patched versions |
|---|---|---|
| nagios xi | < 5.11.2 | 5.11.2 |
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.
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