Medium 6.1Published Mar 6, 2026

CVE-2026-29048HumHub is an Open Source Enterprise Social Network.

Updated under an hour ago (2026-10-19 08:50 UTC)

Does this affect you?

It affects humhub. Add what you run to find out whether that includes you.

No exploitation reported and no EPSS estimate yet.

Do this next

Start free and add your stack

Free account, 1 product

Every CVE for humhub

Exploited in the last 30 days

HumHub is an Open Source Enterprise Social Network. In version 1.18.0, a cross-site scripting vulnerability was identified in the Button component of version 1.18.0. Due to inconsistent output encoding at several points within the software, malicious scripts could be injected and executed in the context of the user's browser. This issue has been patched in version 1.18.1.

CVSS: 6.1 MEDIUM (v3.1, NVD)CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
Weakness (CWE): CWE-79
Known exploited: Not in CISA's KEV catalog
EPSS (exploitation in the next 30 days): Not loaded for this CVE
Assigned by: Not given
NVD analysis: Analyzed
Record last updated: Jun 17, 2026
First seen by InfoSec Signals: Oct 9, 2026

Affected products

Affected products

humhub humhub humhub:humhub	1.18.0	NVD

References

https://github.com/humhub/humhub/commit/bd06ab4c75f6c65295ee3e1ce3643437e8f9d10apatch
https://github.com/humhub/humhub/pull/8039issue-tracking, patch
https://github.com/humhub/humhub/releases/tag/v1.18.1product, release-notes
https://github.com/humhub/humhub/security/advisories/GHSA-qxjh-478x-23gmvendor-advisory

The CVE record on cve.org NVD's entry

The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.