{"id":"CVE-2026-18963","title":"A flaw was found in the reset-credentials flow of the keycloak-services component, which is the core engine for identity and access management in Red Hat Build of Keycloak","summary":"A flaw was found in the reset-credentials flow of the keycloak-services component, which is the core engine for identity and access management in Red Hat Build of Keycloak. The issue allows an unauthenticated attacker to force the passwo…","severity":"critical","cvss":9.1,"cvssVector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N","cwe":["CWE-640"],"vendor":"Red Hat","product":"rhbk/keycloak-operator-bundle","affected":["rhbk/keycloak-operator-bundle (all versions)","rhbk/keycloak-rhel9 (all versions)","rhbk/keycloak-rhel9-operator (all versions)","keycloak-services","rhbk-openshift-rhel9/rhbk-openshift-rhel9","rhbk/keycloak-operator-bundle (all versions)","rhbk/keycloak-rhel9 (all versions)","rhbk/keycloak-rhel9-operator (all versions)","keycloak-services","rhbk-keycloak-rhel9/rhbk-keycloak-rhel9","rhbk-openshift-rhel9/rhbk-openshift-rhel9","keycloak-services","keycloak-services"],"published":"2026-08-18","updated":"2026-09-08","sourceUpdated":"2026-09-08T09:17:43.063","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-18963","references":[{"url":"https://access.redhat.com/errata/RHSA-2026:56519","label":"secalert@redhat.com"},{"url":"https://access.redhat.com/errata/RHSA-2026:56520","label":"secalert@redhat.com"},{"url":"https://access.redhat.com/errata/RHSA-2026:56523","label":"secalert@redhat.com"},{"url":"https://access.redhat.com/errata/RHSA-2026:56524","label":"secalert@redhat.com"},{"url":"https://access.redhat.com/security/cve/CVE-2026-18963","label":"secalert@redhat.com"},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=2511595","label":"secalert@redhat.com"},{"url":"https://cert-portal.siemens.com/productcert/html/ssa-503852.html","label":"0b142b55-0307-4c5a-b3c9-f314f3fb7c5e"}],"tags":["nvd","cve.org","exploit-available"],"ssvc":{"exploitation":"none","automatable":"yes","technicalImpact":"total","timestamp":"2026-08-20T13:53:38.227092Z"},"epss":0.03177,"epssPercentile":0.87476,"exploits":{"github":15,"githubRepos":["https://github.com/ynsmroztas/KeySniper","https://github.com/Snizi/CVE-2026-18963-Exploit","https://github.com/Red-Darkin/CVE-2026-18963-keycloak"],"nuclei":["CVE-2026-18963"],"checkedAt":"2026-09-21T15:28:17.366Z"},"exploitAvailable":true,"ingestedAt":"2026-09-08T15:33:26.954Z","slug":"CVE-2026-18963","body":"## Overview\n\nA flaw was found in the reset-credentials flow of the keycloak-services component, which is the core engine for identity and access management in Red Hat Build of Keycloak. The issue allows an unauthenticated attacker to force the password reset process for any user without needing to click the required email verification link. This can result in the attacker gaining full control over target user accounts by directly setting new credentials.\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"abyssal","depthScore":63,"depthScoreParts":{"impact":50.1,"likelihood":0.6,"exploitation":12,"ransomware":0},"changes":[]}