Medium severity6.8NVD Advisory· Published Mar 9, 2021· Updated Jun 17, 2026
CVE-2021-20262
CVE-2021-20262
Description
A flaw was found in Keycloak 12.0.0 where re-authentication does not occur while updating the password. This flaw allows an attacker to take over an account if they can obtain temporary, physical access to a user’s browser. The highest threat from this vulnerability is to confidentiality, integrity, as well as system availability.
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Affected packages
Versions sourced from the GitHub Security Advisory.
| Package | Affected versions | Patched versions |
|---|---|---|
org.keycloak:keycloak-coreMaven | <= 12.0.4 | — |
Affected products
4- cpe:2.3:a:redhat:single_sign-on:7.0:*:*:*:*:*:*:*
Patches
Vulnerability mechanics
References
3- bugzilla.redhat.com/show_bug.cginvdIssue TrackingVendor AdvisoryWEB
- github.com/advisories/GHSA-xf46-8vvp-4hxxghsaADVISORY
- nvd.nist.gov/vuln/detail/CVE-2021-20262ghsaADVISORY
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