Description
Nextcloud Server is a self hosted personal cloud system. Due to a pre-flighted HEAD request, the link reference provider could be tricked into downloading bigger websites than intended, to find open-graph data. It is recommended that the Nextcloud Server is upgraded to 28.0.10 or 29.0.7 and Nextcloud Enterprise Server is upgraded to 27.1.11.8, 28.0.10 or 29.0.7.
Problem types
CWE-400: Uncontrolled Resource Consumption
Product status
>= 29.0.0, < 29.0.7
References
github.com/...sories/security/advisories/GHSA-pxqf-cfxw-mqmj
github.com/nextcloud/server/pull/47627
github.com/...ommit/873c42b0f1383d5b6f2b7a481e1d9620ed30f44a