TI-2019-09532 Aliases CVE-2019-12743 GHSA-r8ch-45q6-53xj

HumHub Social Network Kit Enterprise v1.3.13 allows remote attackers to find the user…

LOW 27CWE-203Published 2019-07-29 · Updated 2024-08-04

Key facts

Attack vector: Network
Privileges required: None
User interaction: None
Attack complexity: Low
Impact type: Information disclosure
Confidentiality · integrity · availability: Low · None · None
Fix status: No fix listed

Attack profile from CVSS 3.0 · NVD. Fix status from CNA. Impact type from CWE-203.

Summary

HumHub Social Network Kit Enterprise v1.3.13 allows remote attackers to find the user accounts existing on any Social Network Kits (including self-hosted ones) by brute-forcing the username after the /u/ initial URI substring, aka Response Discrepancy Information Exposure.

Why it matters now

EPSS 0.01504 74th percentileScored 2026-11-07

Fix No fix listed No fixed version in the sources yet

SSVC decision points

Not available: CISA has not published SSVC decision points for this record.

Affected products

Vendor	Product	Affected versions	Fixed in	Status	Source
—	—	all versions	—	No fix listed	CNA

— Vendor— Affected all versions Fixed in — No fix listed CNA

CPE configurations NVD · 1

CPE	Versions	Role	Vendor
cpe:2.3:a:humhub:social_network_kit:1.3.13::::enterprise:::	1.3.13	Vulnerable	humhub

cpe:2.3:a:humhub:social_network_kit:1.3.13:*:*:*:enterprise:*:*:* Versions 1.3.13 Vulnerable ·humhub

Remediation

No fixed version listed by the sources yet.

Timeline

2026-10-02 Threatist record created from CVE-2019-12743
2026-10-03 Alias added: GHSA-r8ch-45q6-53xj

References

Advisory 1

https://github.com/chanpu9/CVE/blob/master/2019-12743

Other 1

https://humhub.org/en/news

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences