CVE-2024-28831

Name: CVE-2024-28831
Creator: NVD / NIST
Published: 2024-06-25T12:15:09.49+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 5.4/10EPSS 0.34%

Last modified Jun 17, 2026

CVE-2024-28831 is a medium-severity vulnerability rated 5.4/10 on the CVSS scale. Stored XSS in some confirmation pop-ups in Checkmk before versions 2.3.0p7 and 2.2.0p28 allows Checkmk users to execute arbitrary scripts by injecting HTML elements into some user input fields that are shown in a confirmation pop-up.. EPSS estimates a 0.34% chance of exploitation in the next 30 days.

Description

Stored XSS in some confirmation pop-ups in Checkmk before versions 2.3.0p7 and 2.2.0p28 allows Checkmk users to execute arbitrary scripts by injecting HTML elements into some user input fields that are shown in a confirmation pop-up.

Metrics

CVSS 3.1

5.4/10

CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N

EPSS Probability

0.34%

26.1th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Checkmk	Checkmk	<= 2.2.0
Checkmk	Checkmk	2.2.0
Checkmk	Checkmk	2.3.0

References

https://checkmk.com/werk/17025Vendor Advisory
https://checkmk.com/werk/17025Vendor Advisory

Timeline

Published: Jun 25, 2024
Last Modified: Jun 17, 2026
Status: Analyzed

Frequently Asked Questions

What is CVE-2024-28831?

How severe is CVE-2024-28831?

CVE-2024-28831 has a CVSS score of 5.4/10 (MEDIUM severity). The EPSS model estimates a 0.34% probability of exploitation in the next 30 days.

How do I fix CVE-2024-28831?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2024-28831?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST