{ "dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": { "cveId": "CVE-2025-10044", "assignerOrgId": "53f830b8-0a3f-465b-8143-3b8a9948e749", "state": "PUBLISHED", "assignerShortName": "redhat", "dateReserved": "2025-09-05T18:19:49.483Z", "datePublished": "2025-09-05T19:59:04.454Z", "dateUpdated": "2025-12-19T21:46:30.461Z" }, "containers": { "cna": { "title": "Keycloak: keycloak error_description injection on error pages", "metrics": [ { "other": { "content": { "value": "Moderate", "namespace": "https://access.redhat.com/security/updates/classification/" }, "type": "Red Hat severity rating" } }, { "cvssV3_1": { "attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 4.3, "baseSeverity": "MEDIUM", "confidentialityImpact": "NONE", "integrityImpact": "LOW", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N", "version": "3.1" }, "format": "CVSS" } ], "descriptions": [ { "lang": "en", "value": "A flaw was found in Keycloak. Keycloak’s account console and other pages accept arbitrary text in the error_description query parameter. This text is directly rendered in error pages without validation or sanitization. While HTML encoding prevents XSS, an attacker can craft URLs with misleading messages (e.g., fake support phone numbers or URLs), which are displayed within the trusted Keycloak UI. This creates a phishing vector, potentially tricking users into contacting malicious actors." } ], "affected": [ { "vendor": "Keycloak", "product": "keycloak", "versions": [ { "status": "affected", "version": "0", "lessThan": "26.2.9", "versionType": "semver" } ], "packageName": "keycloak", "collectionURL": "https://github.com/keycloak/keycloak", "defaultStatus": "unaffected" }, { "vendor": "Red Hat", "product": "Red Hat build of Keycloak 26.0", "collectionURL": "https://catalog.redhat.com/software/containers/", "packageName": "rhbk/keycloak-operator-bundle", "defaultStatus": "affected", "versions": [ { "version": "26.0.17-1", "lessThan": "*", "versionType": "rpm", "status": "unaffected" } ], "cpes": [ "cpe:/a:redhat:build_keycloak:26.0::el9" ] }, { "vendor": "Red Hat", "product": "Red Hat build of Keycloak 26.0", "collectionURL": "https://catalog.redhat.com/software/containers/", "packageName": "rhbk/keycloak-rhel9", "defaultStatus": "affected", "versions": [ { "version": "26.0-21", "lessThan": "*", "versionType": "rpm", "status": "unaffected" } ], "cpes": [ "cpe:/a:redhat:build_keycloak:26.0::el9" ] }, { "vendor": "Red Hat", "product": "Red Hat build of Keycloak 26.0", "collectionURL": "https://catalog.redhat.com/software/containers/", "packageName": "rhbk/keycloak-rhel9-operator", "defaultStatus": "affected", "versions": [ { "version": "26.0-22", "lessThan": "*", "versionType": "rpm", "status": "unaffected" } ], "cpes": [ "cpe:/a:redhat:build_keycloak:26.0::el9" ] }, { "vendor": "Red Hat", "product": "Red Hat build of Keycloak 26.0.17", "collectionURL": "https://access.redhat.com/downloads/content/package-browser/", "defaultStatus": "unaffected", "packageName": "keycloak", "cpes": [ "cpe:/a:redhat:build_keycloak:26.0" ] }, { "vendor": "Red Hat", "product": "Red Hat build of Keycloak 26.2", "collectionURL": "https://catalog.redhat.com/software/containers/", "packageName": "rhbk/keycloak-operator-bundle", "defaultStatus": "affected", "versions": [ { "version": "26.2.9-1", "lessThan": "*", "versionType": "rpm", "status": "unaffected" } ], "cpes": [ "cpe:/a:redhat:build_keycloak:26.2::el9" ] }, { "vendor": "Red Hat", "product": "Red Hat build of Keycloak 26.2", "collectionURL": "https://catalog.redhat.com/software/containers/", "packageName": "rhbk/keycloak-rhel9", "defaultStatus": "affected", "versions": [ { "version": "26.2-9", "lessThan": "*", "versionType": "rpm", "status": "unaffected" } ], "cpes": [ "cpe:/a:redhat:build_keycloak:26.2::el9" ] }, { "vendor": "Red Hat", "product": "Red Hat build of Keycloak 26.2", "collectionURL": "https://catalog.redhat.com/software/containers/", "packageName": "rhbk/keycloak-rhel9-operator", "defaultStatus": "affected", "versions": [ { "version": "26.2-9", "lessThan": "*", "versionType": "rpm", "status": "unaffected" } ], "cpes": [ "cpe:/a:redhat:build_keycloak:26.2::el9" ] }, { "vendor": "Red Hat", "product": "Red Hat build of Keycloak 26.2.9", "collectionURL": "https://access.redhat.com/downloads/content/package-browser/", "defaultStatus": "unaffected", "packageName": "keycloak", "cpes": [ "cpe:/a:redhat:build_keycloak:26.2::el9" ] } ], "references": [ { "url": "https://access.redhat.com/errata/RHSA-2025:16399", "name": "RHSA-2025:16399", "tags": [ "vendor-advisory", "x_refsource_REDHAT" ] }, { "url": "https://access.redhat.com/errata/RHSA-2025:16400", "name": "RHSA-2025:16400", "tags": [ "vendor-advisory", "x_refsource_REDHAT" ] }, { "url": "https://access.redhat.com/errata/RHSA-2025:19923", "name": "RHSA-2025:19923", "tags": [ "vendor-advisory", "x_refsource_REDHAT" ] }, { "url": "https://access.redhat.com/errata/RHSA-2025:19925", "name": "RHSA-2025:19925", "tags": [ "vendor-advisory", "x_refsource_REDHAT" ] }, { "url": "https://access.redhat.com/security/cve/CVE-2025-10044", "tags": [ "vdb-entry", "x_refsource_REDHAT" ] }, { "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2393551", "name": "RHBZ#2393551", "tags": [ "issue-tracking", "x_refsource_REDHAT" ] }, { "url": "https://github.com/keycloak/keycloak/pull/42443" } ], "datePublic": "2025-09-05T00:00:00.000Z", "problemTypes": [ { "descriptions": [ { "cweId": "CWE-79", "description": "Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')", "lang": "en", "type": "CWE" } ] } ], "x_redhatCweChain": "CWE-79: Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')", "workarounds": [ { "lang": "en", "value": "Mitigation for this issue is either not available or the currently available options do not meet the Red Hat Product Security criteria comprising ease of use and deployment, applicability to widespread installation base or stability." } ], "timeline": [ { "lang": "en", "time": "2025-09-05T18:16:13.568Z", "value": "Reported to Red Hat." }, { "lang": "en", "time": "2025-09-05T00:00:00.000Z", "value": "Made public." } ], "providerMetadata": { "orgId": "53f830b8-0a3f-465b-8143-3b8a9948e749", "shortName": 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