CVE-2024-52512 json
Nextcloud User OIDC has an open redirection when logging in with User OIDC
published last yr. modified 4mo ago also EUVD-2024-45926
- cvss
- 3.3
- version 3.1, CNA
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 0.4%
- EPSS 0.4% chance of exploitation in 30 days, percentile 38%
- public exploits
- 0
- none known
Summary
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.
Patch / fix
- nextcloud user_oidc 6.1.0
- github.com/nextcloud/user_oidc@c923428 commit
- github.com/nextcloud/user_oidc#961 pull request
Is CVE-2024-52512 in your stack? Fencer shows which of your repositories are affected as soon as an advisory lands, and opens the fix as a pull request.
Check with FencerCISA SSVC
- Exploitation
- none
- Automatable
- no
- Technical impact
- partial
- Assessed
- last yr.
Exploit prediction
0.43% chance of exploitation in the next 30 days, higher than 38% of all scored CVEs (FIRST EPSS, 2026-11-11).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| CNA | 3.1 | 3.3 | CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N |
| NVD | 3.1 | 6.1 | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N |
Affected products
- nextcloud security-advisories
Classification
- Weakness
-
- CWE-601 URL Redirection to Untrusted Site
References
-
github.com
/nextcloud/user_oidc/pull/961
issue-tracking, vdb-entry
-
github.com
/nextcloud/user_oidc/commit/c923428d51972f6d04636c6accbecdec0c1b88e9
patch
-
github.com
/nextcloud/security-advisories/security/advisories/GHSA-784j-x2g5-4g7q
vendor-advisory
-
hackerone.com
/reports/2720030
third-party-advisory
Sources
- CVE List CVE-2024-52512
- NVD CVE-2024-52512
Fencer Intel keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.
CPEs and fixed versions use Anchore's correction of NVD's data: Added CPE configurations because not yet analyzed by NVD.