{
"id": "GHSA-794g-x443-36f7",
"aliases": [
"CVE-2026-2092"
],
"details": "Keycloak's SAML broker endpoint does not properly validate encrypted assertions when the overall SAML response is not signed. An attacker with a valid signed SAML assertion can exploit this by crafting a malicious SAML response, injecting an encrypted assertion for an arbitrary principal, leading to unauthorized access and potential information disclosure.",
"summary": "Keycloak: Unauthorized access via improper validation of encrypted SAML assertions",
"affected": [
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"last_affected": "26.2.5"
}
]
}
],
"package": {
"name": "org.keycloak:keycloak-services",
"ecosystem": "Maven"
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "26.3.0"
},
{
"last_affected": "26.4.7"
}
]
}
],
"package": {
"name": "org.keycloak:keycloak-services",
"ecosystem": "Maven"
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "26.5.0"
}
]
}
],
"package": {
"name": "org.keycloak:keycloak-services",
"ecosystem": "Maven"
},
"database_specific": {
"last_known_affected_version_range": "< 26.5.5"
}
}
],
"modified": "2026-07-02T20:42:23Z",
"severity": [
{
"type": "CVSS_V3",
"score": "CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:H/I:L/A:L"
}
],
"published": "2026-07-02T20:42:23Z",
"references": [
{
"url": "https://github.com/keycloak/keycloak/security/advisories/GHSA-794g-x443-36f7",
"type": "WEB"
},
{
"url": "https://nvd.nist.gov/vuln/detail/CVE-2026-2092",
"type": "ADVISORY"
},
{
"url": "https://github.com/keycloak/keycloak/pull/46929",
"type": "WEB"
},
{
"url": "https://github.com/keycloak/keycloak/commit/b40a25908d937bb0563ea516487bc2c7c1d92508",
"type": "WEB"
},
{
"url": "https://access.redhat.com/errata/RHSA-2026:3925",
"type": "WEB"
},
{
"url": "https://access.redhat.com/errata/RHSA-2026:3926",
"type": "WEB"
},
{
"url": "https://access.redhat.com/errata/RHSA-2026:3947",
"type": "WEB"
},
{
"url": "https://access.redhat.com/errata/RHSA-2026:3948",
"type": "WEB"
},
{
"url": "https://access.redhat.com/security/cve/CVE-2026-2092",
"type": "WEB"
},
{
"url": "https://bugzilla.redhat.com/show_bug.cgi?id=2437296",
"type": "WEB"
},
{
"url": "https://github.com/keycloak/keycloak",
"type": "PACKAGE"
},
{
"url": "https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-2092.json",
"type": "WEB"
}
],
"schema_version": "1.4.0",
"database_specific": {
"cwe_ids": [
"CWE-1287"
],
"severity": "HIGH",
"github_reviewed": true,
"nvd_published_at": null,
"github_reviewed_at": "2026-07-02T20:42:23Z"
}
}