CVE-2020-8181: Unrestricted Upload of File with Dangerous Type

A missing file type check in Nextcloud Contacts 3.2.0 allowed a malicious user to upload any file as avatars...

Nextcloud Contacts Cross-Site Scripting Vulnerability

Nextcloud is a suite of open source, self-hosted file synchronization and sharing communication applications from Nextcloud Germany.Nextcloud Contacts is one of the applications used to synchronize and manage contacts. A cross-site scripting vulnerability exists in versions prior to Nextcloud...

Cross site scripting

In Nextcloud Contacts before 2.1.2, a missing sanitization of search results for an autocomplete field could lead to a stored XSS requiring user-interaction. The missing sanitization only affected group names, hence malicious search results could only be crafted by privileged users like admins or...

CVE-2018-3764: Improper Neutralization of Input During Web Page Generation

In Nextcloud Contacts before 2.1.2, a missing sanitization of search results for an autocomplete field could lead to a stored XSS requiring user-interaction. The missing sanitization only affected group names, hence malicious search results could only be crafted by privileged users like admins or...