Description
It was found that Keycloak would accept a HOST header URL in the admin console and use it to determine web resource locations. An attacker could use this flaw against an authenticated user to attain reflected XSS via a malicious server.
Published: 2017-10-26
Score: 5.4 Medium
EPSS: < 1% Very Low
KEV: No
Impact: n/a
Action: n/a
AI Analysis

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Remediation

No vendor fix or workaround currently provided.

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Tracking

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Advisories
Source ID Title
EUVD EUVD EUVD-2022-5267 It was found that Keycloak would accept a HOST header URL in the admin console and use it to determine web resource locations. An attacker could use this flaw against an authenticated user to attain reflected XSS via a malicious server.
Github GHSA Github GHSA GHSA-v38p-mqq3-m6v5 Keycloak Reflected XSS
History

No history.

Subscriptions

Keycloak Keycloak
Redhat Enterprise Linux Server Jboss Single Sign On Red Hat Single Sign On Single Sign On
cve-icon MITRE

Status: PUBLISHED

Assigner: redhat

Published:

Updated: 2024-09-16T23:36:41.599Z

Reserved: 2017-08-01T00:00:00.000Z

Link: CVE-2017-12158

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Modified

Published: 2017-10-26T17:29:00.203

Modified: 2026-05-13T00:24:29.033

Link: CVE-2017-12158

cve-icon Redhat

Severity : Moderate

Publid Date: 2017-10-17T00:00:00Z

Links: CVE-2017-12158 - Bugzilla

cve-icon OpenCVE Enrichment

No data.

Weaknesses