CVE-2023-6484

MEDIUMNVD 5.35.3—

5.3

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.

CVSS v3: 5.3
EG Score: 5.3(medium)
EPSS: 69.7%
KEV: Not listed

Published

April 25, 2024

Last Modified

April 15, 2026

References (30)

secalert@redhathttps://access.redhat.com/errata/RHSA-2024:0798
secalert@redhathttps://access.redhat.com/errata/RHSA-2024:0799
secalert@redhathttps://access.redhat.com/errata/RHSA-2024:0800
secalert@redhathttps://access.redhat.com/errata/RHSA-2024:0801
secalert@redhathttps://access.redhat.com/errata/RHSA-2024:0804
secalert@redhathttps://access.redhat.com/errata/RHSA-2024:1860
secalert@redhathttps://access.redhat.com/errata/RHSA-2024:1861
secalert@redhathttps://access.redhat.com/errata/RHSA-2024:1862
secalert@redhathttps://access.redhat.com/errata/RHSA-2024:1864
secalert@redhathttps://access.redhat.com/errata/RHSA-2024:1865
secalert@redhathttps://access.redhat.com/errata/RHSA-2024:1866
secalert@redhathttps://access.redhat.com/errata/RHSA-2024:1867
secalert@redhathttps://access.redhat.com/errata/RHSA-2024:1868
secalert@redhathttps://access.redhat.com/security/cve/CVE-2023-6484
secalert@redhathttps://bugzilla.redhat.com/show_bug.cgi?id=2248423

Patch Availability(13)

Vendor / Ecosystem	Fixed in / Patch	Released	Source
redhat	keycloak-rhel9-operator-bundle-container	2024-04-16	redhat
redhat	rhbk/keycloak-rhel9-operator:22-16	2024-04-16	redhat
redhat	rh-sso7-keycloak-0:18.0.13-1.redhat_00001.1.el9sso	2024-04-16	redhat
redhat	rh-sso-7/sso76-openshift-rhel8:7.6-46	2024-04-16	redhat
redhat	rh-sso-7/sso7-rhel8-operator-bundle:7.6.8-2	2024-04-16	redhat
redhat	patch	2024-04-16	redhat
redhat	rh-sso7-keycloak-0:18.0.13-1.redhat_00001.1.el7sso	2024-04-16	redhat
redhat	rh-sso7-keycloak-0:18.0.13-1.redhat_00001.1.el8sso	2024-04-16	redhat
redhat	rh-sso7-keycloak-0:18.0.12-1.redhat_00001.1.el8sso	2024-02-13	redhat
redhat	rh-sso7-keycloak-0:18.0.12-1.redhat_00001.1.el7sso	2024-02-13	redhat
redhat	rh-sso7-keycloak-0:18.0.12-1.redhat_00001.1.el9sso	2024-02-13	redhat
redhat	rh-sso-7/sso76-openshift-rhel8:7.6-41	2024-02-13	redhat
redhat	rh-sso7-keycloak	2024-02-13	redhat

Patches are aggregated from vendor advisories (Red Hat, Microsoft, Cisco, GitHub) and package ecosystems (OSV, GHSA). Multiple rows for the same upstream release have been deduplicated.

Affected Packages

(1 across 1 ecosystem)

Maven(1)

Package	Vulnerable range	Fixed in	Dependents
org.keycloak:keycloak-services	23.0.0, 23.0.1, 23.0.2, 23.0.3, 23.0.4	23.0.5	—

Weakness Classification(1)

MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.

CWE-117Improper Output Neutralization for Logs

All Vendor Advisories

(13)

Every vendor that published an advisory referencing this CVE — pulled from our cve_vendor_advisories aggregation. Click any row for the vendor's original advisory page.

Data Freshness Timeline

(refreshed 10× in last 7d / 20× in last 30d)

Every time one of our enrichment pipelines (NVD, MITRE cvelistV5, EPSS, CISA KEV, GHSA, OSV, vendor advisories) ran against this CVE. Most recent first.

2026-06-02 20:12 UTCepss_batch
2026-06-02 20:12 UTCepss_batch
2026-06-01 13:51 UTCepss_batch
2026-05-31 22:30 UTCepss_batch
2026-05-31 22:30 UTCepss_batch
2026-05-31 00:15 UTCepss_batch
2026-05-31 00:15 UTCepss_batch
2026-05-29 13:43 UTCepss_batch
2026-05-28 13:44 UTCepss_batch
2026-05-28 13:44 UTCepss_batch
2026-05-27 13:40 UTCepss_batch
2026-05-27 13:39 UTCepss_batch
2026-05-26 13:43 UTCepss_batch
2026-05-26 13:43 UTCepss_batch
2026-05-26 07:18 UTCepss_batch
2026-05-26 07:18 UTCepss_batch
2026-05-23 00:10 UTCEG score recompute
2026-05-22 21:16 UTCepss_batch
2026-05-22 21:16 UTCepss_batch
2026-05-22 21:16 UTCepss_batch

Frequently asked(5)

What is CVE-2023-6484?

CVE-2023-6484 is a medium vulnerability published on April 25, 2024. 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.

When was CVE-2023-6484 disclosed?

CVE-2023-6484 was first published in the National Vulnerability Database on April 25, 2024, with the most recent update on April 15, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.

Is CVE-2023-6484 actively exploited?

CVE-2023-6484 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 69.7% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.

What is the CVSS score of CVE-2023-6484?

CVE-2023-6484 has a CVSS v3 base score of 5.3 (NVD).

How do I remediate CVE-2023-6484?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2023-6484, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.

Dependency Blast Radius

See which npm, PyPI, Go, and Maven packages are affected by CVE-2023-6484

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CVE-2023-6484

Published

Last Modified

References (30)

Patch Availability(13)

Affected Packages

Weakness Classification(1)

All Vendor Advisories

Data Freshness Timeline

Frequently asked(5)

Dependency Blast Radius

Is Your Infrastructure Affected by CVE-2023-6484?

Same vendor

Same CWE

CVE-2023-6484

📅 Published

🔄 Last Modified

🔗 References (30)

Patch Availability(13)

Affected Packages

Weakness Classification(1)

All Vendor Advisories

Data Freshness Timeline

❓ Frequently asked(5)

Dependency Blast Radius

Is Your Infrastructure Affected by CVE-2023-6484?

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References (30)

Frequently asked(5)

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