How severe is CVE-2025-64442?

CVE-2025-64442 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-2025-64442 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (13th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2025-64442?

CVE-2025-64442 affects Humhub. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2025-64442?

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

Does CVE-2025-64442 have an EU (EUVD) identifier?

Yes. CVE-2025-64442 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-38326.

When was CVE-2025-64442 published?

CVE-2025-64442 was published on 2025-11-07 and last updated on 2026-06-17.

CVE-2025-64442

CVE-2025-64442 is a medium-severity vulnerability in Humhub 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: 7.1
EPSS exploit prediction: 0% (13th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2025-38326
Weakness: CWE-79
Affected product: Humhub
Published: 2025-11-07
Last modified: 2026-06-17

Description

HumHub is an Open Source Enterprise Social Network. Versions below 1.17.4 have a XSS vulnerability in the Meta-Search feature which allows malicious input to be executed in search previews. This issue is fixed in version 1.17.4.

Frequently asked questions

What is CVE-2025-64442?: HumHub is an Open Source Enterprise Social Network. Versions below 1.17.4 have a XSS vulnerability in the Meta-Search feature which allows malicious input to be executed in search previews. This issue is fixed in version 1.17.4.
How severe is CVE-2025-64442?: CVE-2025-64442 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-2025-64442 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (13th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2025-64442?: CVE-2025-64442 affects Humhub. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2025-64442?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2025-64442 have an EU (EUVD) identifier?: Yes. CVE-2025-64442 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-38326.
When was CVE-2025-64442 published?: CVE-2025-64442 was published on 2025-11-07 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:humhub:humhub:*:*:*:*:*:*:*:*

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