Redhat

Build Of Keycloak

112 Schwachstellen gefunden.

Hinweis: Diese Liste kann unvollständig sein. Daten werden ohne Gewähr im Ursprungsformat bereitgestellt.
  • EPSS 0.16%
  • Veröffentlicht 28.05.2026 03:44:17
  • Zuletzt bearbeitet 20.08.2026 01:16:54

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 raw JSON, bypassing the configured signature policy. This allows a remo...

  • EPSS 0.22%
  • Veröffentlicht 28.05.2026 03:27:08
  • Zuletzt bearbeitet 26.06.2026 08:16:26

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 requesting an OpenID Connect (OIDC) token with the 'organization' scope. This...

  • EPSS 0.32%
  • Veröffentlicht 27.05.2026 12:56:00
  • Zuletzt bearbeitet 26.06.2026 08:16:26

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 TokenEndpoint. When the token exceeds a 4000-character limit, it is silently drop...

  • EPSS 0.32%
  • Veröffentlicht 27.05.2026 10:35:03
  • Zuletzt bearbeitet 20.08.2026 01:16:54

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 (URIs), a remote attacker can manipulate the authentication process by...

  • EPSS 0.31%
  • Veröffentlicht 20.05.2026 16:13:03
  • Zuletzt bearbeitet 23.07.2026 12:10:00

A flaw was found in Keycloak. The cross-session verification proof is keyed only by (local userId, idpAlias) and is not bound to the upstream identity that was actually verified, so a second upstream account on the same IdP can consume it and get lin...

  • EPSS 0.34%
  • Veröffentlicht 19.05.2026 11:01:26
  • Zuletzt bearbeitet 03.06.2026 19:41:25

A flaw was found in Keycloak. A low-privilege user, with knowledge of user credentials and client ID, can bypass a security control intended to disable the implicit flow in OpenID Connect (OIDC) clients. By manipulating client data during a session r...

  • EPSS 0.57%
  • Veröffentlicht 19.05.2026 11:01:25
  • Zuletzt bearbeitet 15.07.2026 01:17:00

A session fixation vulnerability was found in Keycloak's login-actions endpoints. An unauthenticated attacker could exploit this flaw by pre-creating an authentication session and tricking a victim into visiting a maliciously crafted link. By leverag...

  • EPSS 0.5%
  • Veröffentlicht 19.05.2026 11:01:19
  • Zuletzt bearbeitet 15.07.2026 01:17:00

A flaw was found in Keycloak's URL validation logic during redirect operations. By crafting a malicious request, an attacker could bypass validation to redirect users to unauthorized URLs, potentially leading to the exposure of sensitive information ...

  • EPSS 0.44%
  • Veröffentlicht 19.05.2026 10:52:32
  • Zuletzt bearbeitet 03.06.2026 19:53:41

A flaw was found in Keycloak. This authentication vulnerability allows a remote attacker to replay `ExecuteActionsActionToken` tokens within Keycloak's WebAuthn (Web Authentication) flow. By intercepting an execute-actions email link, an attacker can...

  • EPSS 0.37%
  • Veröffentlicht 19.05.2026 10:52:30
  • Zuletzt bearbeitet 03.06.2026 19:50:44

A flaw was found in Keycloak. This access control vulnerability in Keycloak's OpenID Connect (OIDC) token introspection endpoint allows a confidential client to bypass audience restrictions. An attacker-controlled client with valid credentials can re...