High severity7.5NVD Advisory· Published Aug 26, 2022· Updated Jun 17, 2026
CVE-2021-3632
CVE-2021-3632
Description
A flaw was found in Keycloak. This vulnerability allows anyone to register a new security device or key when there is not a device already registered for any user by using the WebAuthn password-less login flow.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected packages
Versions sourced from the GitHub Security Advisory.
| Package | Affected versions | Patched versions |
|---|---|---|
org.keycloak:keycloak-coreMaven | < 15.1.0 | 15.1.0 |
Affected products
5cpe:2.3:a:redhat:single_sign-on:*:*:*:*:*:*:*:*+ 1 more
- cpe:2.3:a:redhat:single_sign-on:*:*:*:*:*:*:*:*range: >=7.4,<7.4.9
- cpe:2.3:a:redhat:single_sign-on:7.0:*:*:*:*:*:*:*
Patches
Vulnerability mechanics
References
7- github.com/keycloak/keycloak/commit/65480cb5a11630909c086f79d396004499fbd1e4nvdPatchThird Party AdvisoryWEB
- github.com/keycloak/keycloak/pull/8203nvdIssue TrackingPatchThird Party AdvisoryWEB
- access.redhat.com/security/cve/CVE-2021-3632nvdVendor AdvisoryWEB
- bugzilla.redhat.com/show_bug.cginvdIssue TrackingVendor AdvisoryWEB
- github.com/advisories/GHSA-qpq9-jpv4-6gwrghsaADVISORY
- issues.redhat.com/browse/KEYCLOAK-18500nvdPermissions RequiredVendor AdvisoryWEB
- nvd.nist.gov/vuln/detail/CVE-2021-3632ghsaADVISORY
News mentions
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