CVE-2021-43847

HumHub is an open-source social network kit written in PHP. Prior to HumHub version 1.10.3 or 1.9.3, it could be possible for registered users to become unauthorized members of private Spaces. Versions 1.10.3 and 1.9.3 contain a patch for this issue.

CVSS v3.1

6.5 MEDIUMCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

CVSS v2.0

4.0 MEDIUMAV:N/AC:L/Au:S/C:P/I:N/A:N

EPSS

1.18% chance of exploitation in the next 30 days, 66th percentile

Published

2021-12-20

Updated

2024-08-04

Proof-of-concept exploits (1)

• https://huntr.dev/bounties/943dad83-f0ed-4c74-ba81-7dfce7ca0ef2/

References

• CVE Record
• NVD entry

Related

• CVE-2021-43837
• CVE-2021-43848
• CVE-2021-43831
• CVE-2021-43857
• CVE-2021-43829
• CVE-2021-43858