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Keycloak 安全漏洞

🗓️ 27 May 2026 00:00:00Reported by China National Vulnerability Database of Information SecurityType 
cnnvd
 cnnvd
🔗 www.cnnvd.org.cn👁 21 Views

Low-privilege users can send oversized Subject Tokens to the TokenEndpoint, causing fallback to client credentials and privilege escalation.

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02 Jun 2026 00:00Current
5.8Medium risk
Vulners AI Score5.8
CVSS 3.16.8
EPSS0.0032
SSVC
21