Yüksek CVSS 8.1
CVE-2026-11800: Build Of Keycloak: güvenlik açığı
Açıklama (NVD)
A flaw was found in Keycloak. This JWT algorithm confusion vulnerability in the JWT Authorization Grant flow allows an attacker with valid client credentials to bypass signature verification. By forging an assertion, the attacker can create unauthorized access tokens. This enables the attacker to impersonate any federated user linked to the affected Identity Provider, leading to unauthorized access and potential privilege escalation.
Özet bilgiler
- Ürün
- Redhat Build Of Keycloak
- CVSS v3.1
- 8.1
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N - EPSS
- %0,30 (yüzdelik 23)
- CWE
- CWE-347
- Yama
- Yok / bilinmiyor
Etkilenen sürümler
| Ürün | Başlangıç | Bitiş | Düzeltildi |
|---|---|---|---|
| redhat-build-of-keycloak | 26.6 | — | 26.6.4 |