Medium severity6.5NVD Advisory· Published Jan 13, 2023· Updated Jun 17, 2026

CVE-2023-0105

Description

A flaw was found in Keycloak. This flaw allows impersonation and lockout due to the email trust not being handled correctly in Keycloak. An attacker can shadow other users with the same email and lockout or impersonate them.

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	< 22.0.1	22.0.1

Affected products

ghsa-coords
pkg:maven/org.keycloak/keycloak-core
Range: < 22.0.1
Red Hat/Keycloak2 versions
cpe:2.3:a:redhat:keycloak:-:*:*:*:*:*:*:*+ 1 more
- cpe:2.3:a:redhat:keycloak:-:*:*:*:*:*:*:*
- (no CPE)range: n/a

Patches

Vulnerability mechanics

References

access.redhat.com/security/cve/CVE-2023-0105nvdVendor AdvisoryWEB
github.com/advisories/GHSA-c7xw-p58w-h6fjghsaADVISORY
bugzilla.redhat.com/show_bug.cgighsaWEB
github.com/keycloak/keycloak/commit/87a50d3ba790b049e436c9925874f9b418af7988ghsaWEB
github.com/keycloak/keycloak/security/advisories/GHSA-c7xw-p58w-h6fjghsaWEB

News mentions

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cvss	0.423
epss	0.001
exploit	0.000
kev	0.000
patch	-0.070
ransomware	0.000