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CVE-2026-4634

Опубликовано: 02 апр. 2026
Источник: debian
EPSS Низкий

Описание

A flaw was found in Keycloak. An unauthenticated attacker can exploit this vulnerability by sending a specially crafted POST request with an excessively long scope parameter to the OpenID Connect (OIDC) token endpoint. This leads to high resource consumption and prolonged processing times, ultimately resulting in a Denial of Service (DoS) for the Keycloak server.

Пакеты

ПакетСтатусВерсия исправленияРелизТип
keycloakitppackage

EPSS

Процентиль: 25%
0.00088
Низкий

Связанные уязвимости

CVSS3: 7.5
redhat
7 дней назад

A flaw was found in Keycloak. An unauthenticated attacker can exploit this vulnerability by sending a specially crafted POST request with an excessively long scope parameter to the OpenID Connect (OIDC) token endpoint. This leads to high resource consumption and prolonged processing times, ultimately resulting in a Denial of Service (DoS) for the Keycloak server.

CVSS3: 7.5
nvd
7 дней назад

A flaw was found in Keycloak. An unauthenticated attacker can exploit this vulnerability by sending a specially crafted POST request with an excessively long scope parameter to the OpenID Connect (OIDC) token endpoint. This leads to high resource consumption and prolonged processing times, ultimately resulting in a Denial of Service (DoS) for the Keycloak server.

CVSS3: 7.5
github
7 дней назад

Keycloak: Application-Level DoS via Scope Processing

EPSS

Процентиль: 25%
0.00088
Низкий