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Vulnerability record · CVE-2025-64442 · published 7 November 2025

CVE-2025-64442: Humhub cross-site scripting vulnerability

Humhub · Humhub

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.

7.1 CVSS 4.0 High EPSS 0.23% · top 87.7% CWE-79 · Cross-site scripting
7.1CVSS 4.0 base score
0.23%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
3References
17 Jun 2026Last modified by NVD

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.

CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:H/VI:L/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://github.com/humhub/humhub/pull/7814 Patch
https://github.com/humhub/humhub/releases/tag/v1.17.4 Release Notes
https://github.com/humhub/humhub/security/advisories/GHSA-2hgp-33j2-93cc PatchVendor Advisory

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

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Source: NIST National Vulnerability Database (record CVE-2025-64442), CISA KEV, FIRST EPSS (scores of 2026-09-28). This page is refreshed as NVD updates the record.