CVE-2023-6484

Keycloak: log injection during webauthn authentication or registration

MEDIUM 5.3

At a glance

Source: NVD
EPSS: EPSS 1.01 % · percentile 63 (2026-10-28)
State: PUBLISHED
Published: 2024-04-25 15:58 UTC
Updated: 2026-06-26 07:01 UTC
Assigner: redhat
NVD status: Deferred

Description

A log injection flaw was found in Keycloak. A text string may be injected through the authentication form when using the WebAuthn authentication mode. This issue may have a minor impact to the logs integrity.

Weaknesses (CWE)

CWE-117 — Improper Output Neutralization for Logs

References

Scores

Version	Score	Vector	Scored by
CVSS 3.1	MEDIUM 5.3	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N	redhat
CVSS 3.1	MEDIUM 5.3	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N	NVD · secalert@redhat.com (Secondary)

Advisories

GHSA-j628-q885-8gr5 — Keycloak vulnerable to log Injection during WebAuthn authentication or registration

European references

ENISA EUVD · EUVD-2024-1229
GCVE · GCVE-0-2023-6484

Affected products

Product	Versions
keycloak	affected 0 < 22.0.9 ; affected 23.0.0 < 23.0.5
Red Hat · Red Hat build of Keycloak 22	unaffected 22.0.10-1 < *
Red Hat · Red Hat build of Keycloak 22	unaffected 22-13 < *
Red Hat · Red Hat build of Keycloak 22	unaffected 22-16 < *
Red Hat · Red Hat build of Keycloak 22.0.10
Red Hat · Red Hat Single Sign-On 7
Red Hat · Red Hat Single Sign-On 7.6 for RHEL 7	unaffected 0:18.0.12-1.redhat_00001.1.el7sso < *
Red Hat · Red Hat Single Sign-On 7.6 for RHEL 7	unaffected 0:18.0.13-1.redhat_00001.1.el7sso < *
Red Hat · Red Hat Single Sign-On 7.6 for RHEL 8	unaffected 0:18.0.12-1.redhat_00001.1.el8sso < *
Red Hat · Red Hat Single Sign-On 7.6 for RHEL 8	unaffected 0:18.0.13-1.redhat_00001.1.el8sso < *
Red Hat · Red Hat Single Sign-On 7.6 for RHEL 9	unaffected 0:18.0.12-1.redhat_00001.1.el9sso < *
Red Hat · Red Hat Single Sign-On 7.6 for RHEL 9	unaffected 0:18.0.13-1.redhat_00001.1.el9sso < *
Red Hat · RHEL-8 based Middleware Containers	unaffected 7.6-41 < *
Red Hat · RHEL-8 based Middleware Containers	unaffected 7.6-46 < *
Red Hat · RHEL-8 based Middleware Containers	unaffected 7.6-16 < *
Red Hat · RHEL-8 based Middleware Containers	unaffected 7.6-18 < *
Red Hat · RHEL-8 based Middleware Containers	unaffected 7.6.8-2 < *
Red Hat · RHSSO 7.6.8

Sources

Source	Licence
CVE List (CVEProject cvelistV5)	CVE Program Terms of Use
EPSS (FIRST.org)	FIRST — attribution requested
ENISA EUVD	ENISA — reproduction authorised, source acknowledged
NVD (NIST) via fkie-cad/nvd-json-data-feeds	Public domain — this product uses data from the NVD API but is not endorsed or certified by the NVD