CVE-2024-52512: Nextcloud User Oidc

Medium severity, CVSS 6.1. EPSS: 0.4% chance of exploitation in the next 30 days.

user_oidc app is an OpenID Connect user backend for Nextcloud. A malicious user could send a malformed login link that would redirect the user to a provided URL after successfully authenticating. It is recommended that the Nextcloud User OIDC app is upgraded to 6.1.0.

Affected products

• Nextcloud User Oidc: from 6.0.0, before 6.1.0 (fixed in 6.1.0)

Published 2024-11-15. Last modified 2026-06-17.