How severe is CVE-2024-38859?

CVE-2024-38859 has a CVSS 3.x base score of 6.1, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.

Is CVE-2024-38859 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (34th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2024-38859?

CVE-2024-38859 primarily affects Checkmk. In total, 119 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2024-38859?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

Does CVE-2024-38859 have an EU (EUVD) identifier?

Yes. CVE-2024-38859 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-37646.

When was CVE-2024-38859 published?

CVE-2024-38859 was published on 2024-08-26 and last updated on 2026-06-17.

CVE-2024-38859

CVE-2024-38859 is a medium-severity vulnerability in Checkmk with a CVSS 3.x base score of 6.1. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-79.

Key facts

Severity: Medium (CVSS 3.x base score 6.1)
CVSS v4: 4.8
EPSS exploit prediction: 0% (34th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2024-37646
Weakness: CWE-79
Affected product: Checkmk
Published: 2024-08-26
Last modified: 2026-06-17

Description

XSS in the view page with the SLA column configured in Checkmk versions prior to 2.3.0p14, 2.2.0p33, 2.1.0p47 and 2.0.0 (EOL) allowed malicious users to execute arbitrary scripts by injecting HTML elements into the SLA column title. These scripts could be executed when the view page was cloned by other users.

Frequently asked questions

What is CVE-2024-38859?: XSS in the view page with the SLA column configured in Checkmk versions prior to 2.3.0p14, 2.2.0p33, 2.1.0p47 and 2.0.0 (EOL) allowed malicious users to execute arbitrary scripts by injecting HTML elements into the SLA column title. These scripts could be executed when the view page was cloned by other users.
How severe is CVE-2024-38859?: CVE-2024-38859 has a CVSS 3.x base score of 6.1, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.
Is CVE-2024-38859 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (34th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2024-38859?: CVE-2024-38859 primarily affects Checkmk. In total, 119 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2024-38859?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2024-38859 have an EU (EUVD) identifier?: Yes. CVE-2024-38859 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-37646.
When was CVE-2024-38859 published?: CVE-2024-38859 was published on 2024-08-26 and last updated on 2026-06-17.

References

https://checkmk.com/werk/17026

Affected products (119)

cpe:2.3:a:checkmk:checkmk:2.0.0:*:*:*:*:*:*:*
cpe:2.3:a:checkmk:checkmk:2.1.0:-:*:*:*:*:*:*
cpe:2.3:a:checkmk:checkmk:2.1.0:b1:*:*:*:*:*:*
cpe:2.3:a:checkmk:checkmk:2.1.0:b2:*:*:*:*:*:*
cpe:2.3:a:checkmk:checkmk:2.1.0:b3:*:*:*:*:*:*
cpe:2.3:a:checkmk:checkmk:2.1.0:b4:*:*:*:*:*:*
cpe:2.3:a:checkmk:checkmk:2.1.0:b5:*:*:*:*:*:*
cpe:2.3:a:checkmk:checkmk:2.1.0:b6:*:*:*:*:*:*
cpe:2.3:a:checkmk:checkmk:2.1.0:b7:*:*:*:*:*:*
cpe:2.3:a:checkmk:checkmk:2.1.0:b8:*:*:*:*:*:*
cpe:2.3:a:checkmk:checkmk:2.1.0:b9:*:*:*:*:*:*
cpe:2.3:a:checkmk:checkmk:2.1.0:p1:*:*:*:*:*:*
cpe:2.3:a:checkmk:checkmk:2.1.0:p10:*:*:*:*:*:*
cpe:2.3:a:checkmk:checkmk:2.1.0:p11:*:*:*:*:*:*
cpe:2.3:a:checkmk:checkmk:2.1.0:p12:*:*:*:*:*:*
cpe:2.3:a:checkmk:checkmk:2.1.0:p13:*:*:*:*:*:*
cpe:2.3:a:checkmk:checkmk:2.1.0:p14:*:*:*:*:*:*
cpe:2.3:a:checkmk:checkmk:2.1.0:p15:*:*:*:*:*:*
cpe:2.3:a:checkmk:checkmk:2.1.0:p16:*:*:*:*:*:*
cpe:2.3:a:checkmk:checkmk:2.1.0:p17:*:*:*:*:*:*
cpe:2.3:a:checkmk:checkmk:2.1.0:p18:*:*:*:*:*:*
cpe:2.3:a:checkmk:checkmk:2.1.0:p19:*:*:*:*:*:*
cpe:2.3:a:checkmk:checkmk:2.1.0:p2:*:*:*:*:*:*
cpe:2.3:a:checkmk:checkmk:2.1.0:p20:*:*:*:*:*:*
cpe:2.3:a:checkmk:checkmk:2.1.0:p21:*:*:*:*:*:*
cpe:2.3:a:checkmk:checkmk:2.1.0:p22:*:*:*:*:*:*
cpe:2.3:a:checkmk:checkmk:2.1.0:p23:*:*:*:*:*:*
cpe:2.3:a:checkmk:checkmk:2.1.0:p24:*:*:*:*:*:*
cpe:2.3:a:checkmk:checkmk:2.1.0:p25:*:*:*:*:*:*
cpe:2.3:a:checkmk:checkmk:2.1.0:p26:*:*:*:*:*:*
cpe:2.3:a:checkmk:checkmk:2.1.0:p27:*:*:*:*:*:*
cpe:2.3:a:checkmk:checkmk:2.1.0:p28:*:*:*:*:*:*
cpe:2.3:a:checkmk:checkmk:2.1.0:p29:*:*:*:*:*:*
cpe:2.3:a:checkmk:checkmk:2.1.0:p3:*:*:*:*:*:*
cpe:2.3:a:checkmk:checkmk:2.1.0:p30:*:*:*:*:*:*
cpe:2.3:a:checkmk:checkmk:2.1.0:p31:*:*:*:*:*:*
cpe:2.3:a:checkmk:checkmk:2.1.0:p32:*:*:*:*:*:*
cpe:2.3:a:checkmk:checkmk:2.1.0:p33:*:*:*:*:*:*
cpe:2.3:a:checkmk:checkmk:2.1.0:p34:*:*:*:*:*:*
cpe:2.3:a:checkmk:checkmk:2.1.0:p35:*:*:*:*:*:*

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