What is CVE-2025-64442?

CVE-2025-64442 is a medium-severity vulnerability in Humhub, classified under Cross-site Scripting. CVSS score: 6.1/10. Published 2025-11-07.

How severe is CVE-2025-64442?

Medium severity. CVSS v3 base score is 6.1 out of 10.

XSS in Humhub

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.

Vulnerability class: XSS (Cross-Site Scripting)

EPSS: 0.002 (13.1th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 6.1 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N.

Affected products

Humhub — versions < 1.17.4

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

References

security-advisories@github.com (x_refsource_CONFIRM, Patch, Vendor Advisory)
security-advisories@github.com (Patch, x_refsource_MISC)
security-advisories@github.com (x_refsource_MISC, Release Notes)

Frequently asked questions

What is CVE-2025-64442?: CVE-2025-64442 is a medium-severity vulnerability in Humhub, classified under Cross-site Scripting. CVSS score: 6.1/10. Published 2025-11-07.
How severe is CVE-2025-64442?: Medium severity. CVSS v3 base score is 6.1 out of 10.