Lucene search
+L

CVE-2026-18569

🗓️ 04 Aug 2026 05:13:08Reported by redhatType 
cve
 cve
🔗 web.nvd.nist.gov👁 102 Views

Backchannel logout accepts unsigned forged tokens when signature validation is skipped, enabling forced user logout.

Related
Detection
Affected
Refs
ReporterTitlePublishedViews
Family
attackerkb
attackerkb
CVE-2026-18569
4 Aug 202605:13
–attackerkb
circl
Circl
CVE-2026-18569
4 Aug 202606:56
–circl
cvelist
Cvelist
CVE-2026-18569 Keycloak-services: keycloak-services: oidc backchannel logout accepts unsigned forged logout tokens
4 Aug 202605:13
–cvelist
euvd
EUVD
EUVD-2026-52575
4 Aug 202605:13
–euvd
nvd
NVD
CVE-2026-18569
4 Aug 202606:16
–nvd
ptsecurity
Positive Technologies
PT-2026-67641
4 Aug 202600:00
–ptsecurity
rapid7
Rapid7 Vulnerability Database (full)
CVE-2026-18569: Improper Verification of Cryptographic Signature
4 Aug 202600:00
–rapid7
redhatcve
RedhatCVE
CVE-2026-18569
4 Aug 202605:13
–redhatcve
snyk
Snyk
Improper Verification of Cryptographic Signature
31 Jul 202610:18
–snyk
veracode
Veracode
Authentication Bypass
24 Aug 202611:09
–veracode
Rows per page
NVD
[
  {
    "vendor": "Red Hat",
    "product": "Red Hat Build of Keycloak",
    "collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
    "packageName": "keycloak-services",
    "defaultStatus": "affected",
    "cpes": [
      "cpe:/a:redhat:build_keycloak:"
    ]
  },
  {
    "vendor": "Red Hat",
    "product": "Red Hat Build of Keycloak",
    "collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
    "packageName": "rhbk-keycloak-rhel9/rhbk-keycloak-rhel9",
    "defaultStatus": "affected",
    "cpes": [
      "cpe:/a:redhat:build_keycloak:"
    ]
  },
  {
    "vendor": "Red Hat",
    "product": "Red Hat Build of Keycloak",
    "collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
    "packageName": "rhbk-openshift-rhel9/rhbk-openshift-rhel9",
    "defaultStatus": "affected",
    "cpes": [
      "cpe:/a:redhat:build_keycloak:"
    ]
  },
  {
    "vendor": "Red Hat",
    "product": "Red Hat Data Grid 8",
    "collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
    "packageName": "keycloak-services",
    "defaultStatus": "unaffected",
    "cpes": [
      "cpe:/a:redhat:jboss_data_grid:8"
    ]
  },
  {
    "vendor": "Red Hat",
    "product": "Red Hat JBoss Enterprise Application Platform Expansion Pack",
    "collectionURL": "https://access.redhat.com/jbossnetwork/restricted/listSoftware.html",
    "packageName": "keycloak-services",
    "defaultStatus": "unaffected",
    "cpes": [
      "cpe:/a:redhat:jbosseapxp"
    ]
  },
  {
    "vendor": "Red Hat",
    "product": "Red Hat Single Sign-On 7",
    "collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
    "packageName": "keycloak-services",
    "defaultStatus": "unaffected",
    "cpes": [
      "cpe:/a:redhat:red_hat_single_sign_on:7"
    ]
  }
]

Data

Build on a solid foundation with Vulners data

We provide the essential building blocks for cybersecurity solutions with comprehensive, structured, and constantly updated vulnerability and exploits data

Api

Power your application with Vulners API

The Vulners REST API offers reliable, high-performance access to vulnerability intelligence, with 99.9% SLA uptime and CDN-backed data delivery for seamless global access

App

Assess and manage vulnerabilities with Vulners tools

Built on top of Vulners' database and SDK, end-user solutions give security professionals and developers lightweight and powerful tools for vulnerability remediation

31 Aug 2026 15:28Current
5.7Medium risk
Vulners AI Score5.7
CVSS 3.13.7
EPSS0.0025
SSVC
102