CVE-2021-37630

Summary

Nextcloud Circles is an open source social network built for the nextcloud ecosystem. In affected versions the Nextcloud Circles application allowed any user to join any "Secret Circle" without approval by the Circle owner leaking private information. It is recommended that Nextcloud Circles is upgraded to 0.19.15, 0.20.11 or 0.21.4. There are no workarounds for this issue.

Affected Software

VendorProductVersion RangeStatus
nextcloudsecurity-advisories< 0.19.15affected
nextcloudsecurity-advisories>= 0.20.0, < 0.20.11affected
nextcloudsecurity-advisories>= 0.21.0, < 0.21.4affected

Weaknesses

  • CWE-639: CWE-639: Authorization Bypass Through User-Controlled Key

ADP Enrichment

CVE Program Container

Additional References

References