CVE-2024-22402

Improper access control in Nextcloud guests app (Nextcloud guests appにおけるアクセス制御不備)

Nextcloud guests app is a utility to create guest users which can only see files shared with them. In affected versions users were able to load the first page of apps they were actually not allowed to access. Depending on the selection of apps installed this may present a permissions bypass. It is recommended that the Guests app is upgraded to 2.4.1, 2.5.1 or 3.0.1. There are no known workarounds for this vulnerability.

Disclosure Date

2024/01/17

Credit

RyotaK

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