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Vulnerability record · CVE-2024-52512 · published 15 November 2024

CVE-2024-52512: Nextcloud user oidc open redirect vulnerability

Nextcloud · User Oidc

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.

6.1 CVSS 3.1 Medium EPSS 0.42% · top 66.1% CWE-601 · Open redirect
6.1CVSS 3.1 base score
0.42%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
4References
17 Jun 2026Last modified by NVD

Description

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.

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://github.com/nextcloud/security-advisories/security/advisories/GHSA-784j-x2g5-4g7q Vendor Advisory
https://github.com/nextcloud/user_oidc/commit/c923428d51972f6d04636c6accbecdec0c1b88e9 Patch
https://github.com/nextcloud/user_oidc/pull/961 Issue TrackingVDB Entry
https://hackerone.com/reports/2720030 Third Party Advisory

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

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Source: NIST National Vulnerability Database (record CVE-2024-52512), CISA KEV, FIRST EPSS (scores of 2026-09-27). This page is refreshed as NVD updates the record.