Security Advisory

CVE-2026-18526

CVE vulnerability detail - eXtreme Datacenter Security Operations

Published 2026-08-19 14:17:00
Last updated 2026-08-21 16:19:00
Assigner Fluid Attacks
CVSS score 7.4
State PUBLISHED

Description

HumHub Community Edition 1.18.4 and 1.18.4-pl1 contain a stored Cross-Site Scripting (XSS) vulnerability in the oEmbed confirmation rendering workflow.