CVE-2022-24885

Nextcloud Android app is the Android client for Nextcloud, a self-hosted productivity platform. Prior to version 3.19.1, users can bypass a lock on the Nextcloud app on an Android device by repeatedly reopening the app. Version 3.19.1 contains a fix for the problem. There are currently no known...

CVE-2024-52508

CVE-2024-52508 affects Nextcloud Mail. The auto configuration flow can cause email account details to be sent to an attacker-controlled autoconfig.tld when a user’s domain cannot auto-configure. Affected Nextcloud Mail versions include pre-1.14.6, pre-1.15.4, pre-2.2.11, pre-3.6.3, pre-3.7.7, and...

CVE-2023-49790

Summary: CVE-2023-49790 affects the Nextcloud iOS Files app prior to version 4.9.2, where the app can be used without entering the 4-digit PIN. The issue arises in the PIN protection flow, allowing access to the app despite PIN requirements. Public references indicate a lack of rate limiting in t...

Server side request forgery (ssrf)

Nextcloud Mail is the mail app for Nextcloud, a self-hosted productivity platform. Starting in version 1.13.0 and prior to version 2.2.8 and 3.3.0, an attacker can use an unprotected endpoint in the Mail app to perform a SSRF attack. Nextcloud Mail app versions 2.2.8 and 3.3.0 contain a patch for...

CVE-2023-48307 Nextcloud Mail app vulnerable to Server-Side Request Forgery

Nextcloud Mail is the mail app for Nextcloud, a self-hosted productivity platform. Starting in version 1.13.0 and prior to version 2.2.8 and 3.3.0, an attacker can use an unprotected endpoint in the Mail app to perform a SSRF attack. Nextcloud Mail app versions 2.2.8 and 3.3.0 contain a patch for...

CVE-2023-35927

The CVE-2023-35927 issue affects Nextcloud Server and Enterprise Server where two trusted servers exchange share secrets and an attacker could modify or delete VCards in the origin server’s system address book, impacting user search and avatar menus. The initial description lists affected lines f...

CVE-2023-35171 Nextcloud Server vulnerable to open redirect on "Unsupported browser" warning

NextCloud Server and NextCloud Enterprise Server provide file storage for Nextcloud, a self-hosted productivity platform. Starting in version 26.0.0 and prior to version 26.0.2, an attacker could supply a URL that redirects an unsuspecting victim from a legitimate domain to an attacker's site...

CVE-2021-41177

Nextcloud is an open-source, self-hosted productivity platform. Prior to versions 20.0.13, 21.0.5, and 22.2.0, Nextcloud Server did not implement a database backend for rate-limiting purposes. Any component of Nextcloud using rate-limits as as AnonRateThrottle or UserRateThrottle was thus not rat...

Code injection

Nextcloud Talk is a video and audio conferencing app for Nextcloud, a self-hosted productivity platform. Prior to versions 11.3.4, 12.2.2, and 13.0.0, when sharing a Deck card in conversation, the metaData can be manipulated so users can be tricked into opening arbitrary URLs. This issue is fixed...

CVE-2022-24886

Summary of CVE-2022-24886 (Nextcloud Android app) The issue affects Nextcloud Android app versions prior to 3.19.0 where any app with notification permission can access contacts if Nextcloud has contact access, without requesting the Contacts permission itself. Root cause: a vulnerability in the ...

Path traversal

Nextcloud is an open-source, self-hosted productivity platform. The Nextcloud OfficeOnline application prior to version 1.1.1 returned verbatim exception messages to the user. This could result in a full path disclosure on shared files. e.g. an attacker could see that the file shared.txt is locat...