Spoofing attack in Keycloak - CVE-2025-10044
Published: October 9, 2025 / Updated: November 17, 2025
Vulnerability identifier: #VU116860
CSH Severity: Low
CVSS v4.0: CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:A/VC:N/VI:N/VA:N/SC:N/SI:L/SA:N/E:U/U:Clear
CVE-ID: CVE-2025-10044
CWE-ID: CWE-451
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vendor: Keycloak
Affected software:
Keycloak
Keycloak
Detailed vulnerability description
The vulnerability allows a remote attacker to perform spoofing attack.
The vulnerability exists due to text passed via the "error_description" query parameter is displayed to the end user. A remote attacker can inject arbitrary text into the page and perform spoofing attack.
How to mitigate CVE-2025-10044
Install updates from vendor's website.