PT-2026-62002 · Humhub · Humhub

CVE-2026-47657

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Published

2026-07-21

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Updated

2026-07-21

CVSS v4.0

7.1

High

VectorAV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:H/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:X/V:X/RE:X/U:X
Name of the Vulnerable Software and Affected Versions HumHub versions 1.13.0 through 1.18.2
Description A missing authorization check in the Space member management controller allows any authenticated user to trigger the removal of all members from any Space, regardless of their role or membership status within that Space.
Recommendations Update to version 1.18.3 or later.

Exploit

Fix

Missing Authorization

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Weakness Enumeration

Related Identifiers

CVE-2026-47657
GHSA-HJ67-5Q6H-J7C2

Affected Products

Humhub