CVE-2023-6484

MEDIUMPre-NVD 5.35.3—
EchelonGraph scoreMEDIUM confidence

This medium-severity CVE scores 5.3 under a secondary CVSS source (NVD's own analysis pending). EPSS exploit probability: 1.0% (61st percentile of EPSS-scored CVEs). GitHub Security Advisory data not yet ingested — confidence will rise once GHSA publishes (typical lag: hours to days for open-source ecosystem CVEs; never for infrastructure-only CVEs).

Triggered by: NVD CVSS baseline
Sources: epss, secondary
5.3EG
EchelonGraph verdictMonitorLow exploitation likelihood right now — keep watching.
  • Lower severity and no public exploit yet
CISA-KEV: Not listedEPSS PROB: 1.0%CVSS: 5.3Exploit: None knownExposed services: Not assessed

A fix is available — apply it.

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
5.3MEDIUMmedium confidence
EG Risk
39
EG Risk 39/100CISA SSVC

EG Risk is EchelonGraph's 0–100 priority score: it fuses intrinsic severity with real-world exploitation and automatability so you can rank equal-severity CVEs and fix the most dangerous first. Higher = act sooner. Distinct from the 0–10 EG Score (severity).

How it’s computed
Severity53% × 45%
Exploitation1% × 40%
Automatability100% × 15%
CISA SSVC: Track at low or medium mission impact; Attend at high (mission-essential systems).
Action: A fix is available. Apply it within your standard update timelines at low or medium mission impact and sooner than that at high.
EPSS PROB
1.0%
EPSS %ILE
61st
KEV
Not listed

CISA SSVCTrack at low or medium mission impact; Attend at high (mission-essential systems).

A fix is available. Apply it within your standard update timelines at low or medium mission impact and sooner than that at high.

Exploitation none (CISA Vulnrichment) · Automatable yes (CISA Vulnrichment) · Technical impact partial (CISA Vulnrichment). Mission impact is CISA's Mission & Well-being decision point, and only you can judge it: high means the affected system is essential to your organisation's mission, or its compromise could cause irreversible harm to people. CISA's decision table

Published

April 25, 2024

Last Modified

June 26, 2026

Advisory Details (10)

Auto-updated Jun 27, 2026
Patch available. Sources: redhat.
redhatMentions a patch (unverified)
https://access.redhat.com/errata/RHSA-2024:1865
redhatMentions a patch (unverified)
https://access.redhat.com/errata/RHSA-2024:1864
redhatMentions a patch (unverified)
https://access.redhat.com/errata/RHSA-2024:1862
redhatMentions a patch (unverified)
https://access.redhat.com/errata/RHSA-2024:1861
redhatMentions a patch (unverified)

Affected: Red Hat Enterprise Linux 7.

https://access.redhat.com/errata/RHSA-2024:1860
redhatMentions a patch (unverified)
https://access.redhat.com/errata/RHSA-2024:0804
redhatMentions a patch (unverified)
https://access.redhat.com/errata/RHSA-2024:0801
redhatMentions a patch (unverified)

Affected: Red Hat Enterprise Linux 9.

https://access.redhat.com/errata/RHSA-2024:0800
redhatMentions a patch (unverified)

Affected: Red Hat Enterprise Linux 8.

https://access.redhat.com/errata/RHSA-2024:0799
redhatMentions a patch (unverified)

Affected: Red Hat Enterprise Linux 7.

https://access.redhat.com/errata/RHSA-2024:0798

Vendor Advisories for CVE-2023-6484(13)

These vendors published their own advisory mentioning this CVE — often with vendor-specific remediation steps + affected product lists not in NVD.

Patch Availability(13)

Vendor / EcosystemFix (by version range) / PatchReleasedSource
redhatkeycloak-rhel9-operator-bundle-container2024-04-16redhat
redhatrhbk/keycloak-rhel9-operator:22-162024-04-16redhat
redhatrh-sso7-keycloak-0:18.0.13-1.redhat_00001.1.el9sso2024-04-16redhat
redhatrh-sso-7/sso76-openshift-rhel8:7.6-462024-04-16redhat
redhatrh-sso-7/sso7-rhel8-operator-bundle:7.6.8-22024-04-16redhat
redhatpatch2024-04-16redhat
redhatrh-sso7-keycloak-0:18.0.13-1.redhat_00001.1.el7sso2024-04-16redhat
redhatrh-sso7-keycloak-0:18.0.13-1.redhat_00001.1.el8sso2024-04-16redhat
redhatrh-sso7-keycloak-0:18.0.12-1.redhat_00001.1.el8sso2024-02-13redhat
redhatrh-sso7-keycloak-0:18.0.12-1.redhat_00001.1.el7sso2024-02-13redhat
redhatrh-sso7-keycloak-0:18.0.12-1.redhat_00001.1.el9sso2024-02-13redhat
redhatrh-sso-7/sso76-openshift-rhel8:7.6-412024-02-13redhat
redhatrh-sso7-keycloak2024-02-13redhat

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)
PackageVulnerable rangeFix by version rangeDependents
org.keycloak:keycloak-services23.0.0, 23.0.1, 23.0.2, 23.0.3, 23.0.4
  • every version up to 22.0.9: fixed in 22.0.9
  • 23.0.0 up to 23.0.5: fixed in 23.0.5
—

Weakness Classification(1)

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

Additional Vendor Advisories

(1)

Vendors that published advisories for this CVE beyond the curated set above. Broader coverage but minimal per-row detail — click through for the original advisory.

Data Freshness Timeline

(refreshed 7× in last 7d / 27× in last 30d)

Each row is a source pipeline that fetched or updated this CVE on that date, with what changed. For example, "NVD update" means NVD published or revised its analysis for this CVE; "MITRE cvelistV5" means we ingested or refreshed it from the CNA feed. Most recent first.

Showing the most recent 100 of 188 total refreshes for this CVE.

  1. 2026-10-09 20:05 UTCEPSS rescore
  2. 2026-10-08 17:06 UTCEPSS rescore
  3. 2026-10-07 23:46 UTCEPSS rescore
  4. 2026-10-06 15:15 UTCEPSS rescore
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  8. 2026-10-01 19:48 UTCEPSS rescore
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  10. 2026-09-30 16:39 UTCEG score recompute
  11. 2026-09-30 15:01 UTCEPSS rescore
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  24. 2026-09-13 16:45 UTCEPSS rescore
  25. 2026-09-12 14:58 UTCEPSS rescore
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  1. 2026-09-11 14:51 UTCEPSS rescore
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  3. 2026-09-08 21:58 UTCEPSS rescore
  4. 2026-09-07 15:59 UTCEPSS rescore
  5. 2026-09-06 13:46 UTCEPSS rescore
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  9. 2026-09-02 14:10 UTCEPSS rescore
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  11. 2026-09-01 04:36 UTCEPSS rescore
  12. 2026-08-30 19:15 UTCEPSS rescore
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  14. 2026-08-28 21:39 UTCEPSS rescore
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  20. 2026-08-21 23:47 UTCEPSS rescore
  21. 2026-08-20 22:53 UTCEPSS rescore
  22. 2026-08-19 17:02 UTCEPSS rescore
  23. 2026-08-18 13:46 UTCEPSS rescore
  24. 2026-08-16 14:54 UTCEPSS rescore
  25. 2026-08-16 02:12 UTCEPSS rescore
  26. 2026-08-15 01:28 UTCEPSS rescore
  27. 2026-08-13 21:58 UTCEPSS rescore
  28. 2026-08-12 13:49 UTCEPSS rescore
  29. 2026-08-11 13:40 UTCEPSS rescore
  30. 2026-08-10 23:58 UTCEPSS rescore
  31. 2026-08-09 13:44 UTCEPSS rescore
  32. 2026-08-08 16:35 UTCEPSS rescore
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  35. 2026-08-05 19:15 UTCEPSS rescore
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  44. 2026-07-28 15:34 UTCEPSS rescore
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  46. 2026-07-26 14:53 UTCEPSS rescore
  47. 2026-07-25 14:16 UTCEPSS rescore
  48. 2026-07-24 14:16 UTCEPSS rescore
  49. 2026-07-23 14:16 UTCEPSS rescore
  50. 2026-07-23 02:30 UTCEG score recompute
  51. 2026-07-22 23:17 UTCEG score recompute
  52. 2026-07-22 14:07 UTCEPSS rescore
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  54. 2026-07-21 15:23 UTCEPSS rescore
  55. 2026-07-20 17:06 UTCEPSS rescore
  56. 2026-07-19 14:30 UTCEPSS rescore
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  63. 2026-07-15 16:56 UTCEPSS rescore
  64. 2026-07-15 01:59 UTCEPSS rescore
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  66. 2026-07-13 22:28 UTCEPSS rescore
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  68. 2026-07-13 06:11 UTCEPSS rescore
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  71. 2026-07-11 08:26 UTCEPSS rescore
  72. 2026-07-09 19:08 UTCEPSS rescore
  73. 2026-07-08 15:13 UTCEPSS rescore
  74. 2026-07-07 13:45 UTCEPSS rescore
  75. 2026-07-07 13:44 UTCEPSS rescore

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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 on April 25, 2024, with the most recent update on June 26, 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 1.0% probability of exploitation in the next 30 days (61st percentile of EPSS-scored CVEs).
What is the CVSS score of CVE-2023-6484?
CVE-2023-6484 has a CVSS base score of 5.3 (a secondary CVSS source that NVD displays; NVD's own analysis pending).
How do I remediate CVE-2023-6484?
A fix for CVE-2023-6484 is available: update to the fixed version the vendor names in its advisory. The vendor advisories EchelonGraph has for CVE-2023-6484 are linked in the Vendor Advisories panel on this page.

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