CVE-2022-24865: Improper access control in humhub

Severity: medium (CVSS 6.5 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 1.2% probability of exploitation in the next 30 days
Public exploit or detection template: yes
Published: 2022-04-20 · updated 2026-06-17
Weakness: CWE-200

Description

HumHub is an Open Source Enterprise Social Network. In affected versions users who are forced to change their password by an administrator may retrieve other users' data. This issue has been resolved by commit `eb83de20`. It is recommended that the HumHub is upgraded to 1.11.0, 1.10.4 or 1.9.4. There are no known workarounds for this issue.

Affected products

humhub: before 1.9.4; from 1.10.0 before 1.10.4 — fixed in 1.10.4, 1.9.4

How to fix

Upgrade to a fixed version: humhub 1.10.4, 1.9.4. Check the vendor advisory for mitigations.

References

https://github.com/humhub/humhub/commit/eb83de20aaecc559ab77a44a6179646a99607e33
https://github.com/humhub/humhub/security/advisories/GHSA-2h35-f226-3f57
https://huntr.dev/bounties/89d996a2-de30-4261-8e3f-98e54cb25f76/
https://github.com/humhub/humhub/commit/eb83de20aaecc559ab77a44a6179646a99607e33
https://github.com/humhub/humhub/security/advisories/GHSA-2h35-f226-3f57
https://huntr.dev/bounties/89d996a2-de30-4261-8e3f-98e54cb25f76/

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