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Keycloak: Mehrere Schwachstellen
Advisory ansehen veröffentlicht 2026-05-27
Ein Angreifer kann mehrere Schwachstellen in Keycloak ausnutzen, um seine Privilegien zu erhöhen, um Informationen offenzulegen, um Sicherheitsvorkehrungen zu umgehen und um einen Denial of Service Angriff durchzuführen.
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beschreibt (12)
Zugehörige CVEs.
| ID | Schweregrad | ausnutzbar | ||
|---|---|---|---|---|
| CVE-2026-9803US | — | — | ||
A flaw was found in Keycloak's ClientRegistrationAuth component. A remote unauthenticated attacker can exploit this vulnerability by sending a specially crafted POST request with a… | ||||
| CVE-2026-9802US | — | — | ||
A flaw was found in Keycloak. When revokeRefreshToken=true is enabled and persistent session storage is in use, a server restart can reset internal timing mechanisms. This allows a… | ||||
| CVE-2026-9801US | — | — | ||
A flaw was found in Keycloak. A remote attacker with high privileges, such as a realm administrator configuring a malicious Lightweight Directory Access Protocol (LDAP) server or a… | ||||
| CVE-2026-9798US | — | — | ||
A flaw was found in Keycloak, an open-source identity and access management solution. When a user account is temporarily locked due to repeated failed login attempts, an attacker w… | ||||
| CVE-2026-9796US | — | — | ||
A flaw was found in Keycloak. An authenticated administrator with the `manage-clients` role can exploit a Time-of-check to time-of-use (TOCTOU) vulnerability in the name-based admi… | ||||
| CVE-2026-9795US | — | — | ||
A flaw was found in Keycloak's Fine-Grained Admin Permissions (FGAPv2) feature. An administrator with limited client management permissions can exploit this vulnerability to assign… | ||||
| CVE-2026-9794US | — | Exploit | ||
A flaw was found in Keycloak. A remote, unauthenticated attacker can exploit this vulnerability by sending specially crafted SOAP requests to the SAML ECP (Security Assertion Marku… | ||||
| CVE-2026-9793US | high7.5 | — | ||
A flaw was found in Keycloak. When a JSON Web Encryption (JWE) encrypted request object is submitted, Keycloak may incorrectly process unsigned claims if the decrypted content is r… | ||||
| CVE-2026-9792US | — | — | ||
A flaw was found in Keycloak's Client Policies, specifically within the `org.keycloak.protocol.oidc` component. When certain condition providers (client-type, client-roles, client-… | ||||
| CVE-2026-9791US | —OT erhöht | — | ||
A flaw was found in Keycloak. An authenticated user with existing organization membership can exploit this flaw by accessing user-facing APIs, such as the account API or by request… | ||||
| CVE-2026-9704US | high8.8 | — | ||
A flaw was found in Keycloak. An authenticated user with low privileges can exploit this vulnerability by sending an oversized subject_token JSON Web Token (JWT) to the TokenEndpoi… | ||||
| CVE-2026-9689US | — | — | ||
A flaw was found in Keycloak, an open-source identity and access management solution. When a client application is configured to accept broad redirect Uniform Resource Identifiers… | ||||
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Referenzen
Externe Belege — Patches, Meldungen, Analysen.
- Red Hat Security Advisory RHSA-2026:25097 vom 2026-06-10external
- Red Hat Security Advisory RHSA-2026:25098 vom 2026-06-10external
- Red Hat Security Advisory RHSA-2026:30049 vom 2026-06-25external
- Red Hat Security Advisory RHSA-2026:30050 vom 2026-06-25external
- Red Hat Security Advisory RHSA-2026:30083 vom 2026-06-25external
- Red Hat Security Advisory RHSA-2026:30084 vom 2026-06-25external
- Red Hat Security Advisory RHSA-2026:50846 vom 2026-08-05external
- Red Hat Security Advisory RHSA-2026:50847 vom 2026-08-05external
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