CVE-2024-13722 Checkmk NagVis Reflected Cross-site Scripting
Reflected XSS in Checkmk NagVis allows attackers to execute arbitrary JavaScript via malicious links, affecting both authenticated and unauthenticated users.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Over the internet
- Victim action needed
- A user has to click or open something
- Fix
- Available
What is CVE-2024-13722?
CVE-2024-13722 is a medium-severity cross-site scripting vulnerability in Checkmk NagVis, published on 4 Feb 2025. Any signed-in user can exploit it over the network, and only if a user opens a file or follows a link.
Official description
The "NagVis" component within Checkmk is vulnerable to reflected cross-site scripting. An attacker can craft a malicious link that will execute arbitrary JavaScript in the context of the browser once clicked. The attack can be performed on both authenticated and unauthenticated users.
Weakness: CWE-79
Which versions are affected by CVE-2024-13722?
How do I fix CVE-2024-13722?
Apply the vendor's patch.
Escape output for the context it lands in and set a strict Content Security Policy. Upgrading the affected component is the real fix. More about Cross-site scripting.
Is CVE-2024-13722 being exploited?
It is not confirmed as exploited in the wild, but public exploit code for CVE-2024-13722 exists.
Sources
Also known as DEBIAN-CVE-2024-13722, GHSA-237v-gpwr-jc57, UBUNTU-CVE-2024-13722.