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advisories/unreviewed/2026/03/GHSA-8cr3-vpxx-92cx/GHSA-8cr3-vpxx-92cx.json renamed to advisories/github-reviewed/2026/03/GHSA-8cr3-vpxx-92cx/GHSA-8cr3-vpxx-92cx.json

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{
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"schema_version": "1.4.0",
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"id": "GHSA-8cr3-vpxx-92cx",
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"modified": "2026-03-05T21:30:48Z",
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"modified": "2026-03-06T22:32:21Z",
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"published": "2026-03-05T21:30:48Z",
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"aliases": [
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"CVE-2026-3047"
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],
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"details": "A flaw was found in org.keycloak.broker.saml. When a disabled Security Assertion Markup Language (SAML) client is configured as an Identity Provider (IdP)-initiated broker landing target, it can still complete the login process and establish a Single Sign-On (SSO) session. This allows a remote attacker to gain unauthorized access to other enabled clients without re-authentication, effectively bypassing security restrictions.",
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"summary": "Keycloak SAML Broken has Authentication Bypass by Primary Weakness",
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"details": "A flaw was found in org.keycloak.broker.saml. When a disabled Security Assertion Markup Language (SAML) client is configured as an Identity Provider (IdP)-initiated broker landing target, it can still complete the login process and establish a Single Sign-On (SSO) session. This allows a remote attacker to gain unauthorized access to other enabled clients without re-authentication, effectively bypassing security restrictions.\n\nA fix is available at https://github.com/keycloak/keycloak/releases/tag/26.5.5.",
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"severity": [
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{
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"type": "CVSS_V3",
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"score": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H"
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}
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],
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"affected": [],
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"affected": [
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{
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"package": {
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"ecosystem": "Maven",
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"name": "org.keycloak:keycloak-broker-saml"
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},
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"ranges": [
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{
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"type": "ECOSYSTEM",
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"events": [
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{
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"introduced": "0"
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},
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{
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"last_affected": "1.8.1.Final"
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}
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]
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}
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]
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}
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],
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"references": [
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{
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"type": "ADVISORY",
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{
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"type": "WEB",
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"url": "https://bugzilla.redhat.com/show_bug.cgi?id=2441966"
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},
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{
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"type": "PACKAGE",
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"url": "https://github.com/keycloak/keycloak"
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},
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{
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"type": "WEB",
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"url": "https://github.com/keycloak/keycloak/releases/tag/26.5.5"
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}
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],
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"database_specific": {
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"cwe_ids": [
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"CWE-305"
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],
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"severity": "HIGH",
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"github_reviewed": false,
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"github_reviewed_at": null,
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"github_reviewed": true,
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"github_reviewed_at": "2026-03-06T22:32:21Z",
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"nvd_published_at": "2026-03-05T19:16:18Z"
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}
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}

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