Keycloak Server-Side Request Forgery via OIDC token endpoint manipulation

A flaw was found in Keycloak. An authenticated attacker can perform Server-Side Request Forgery SSRF by manipulating the clientsessionhost parameter during refresh token requests. This occurs when a Keycloak client is configured to use the backchannel.logout.url with the application.session.host...

EUVD-2026-16142

A flaw was found in Keycloak. An authenticated attacker can perform Server-Side Request Forgery SSRF by manipulating the clientsessionhost parameter during refresh token requests. This occurs when a Keycloak client is configured to use the backchannel.logout.url with the application.session.host...

Server-side Request Forgery (SSRF)

Overview org.keycloak:keycloak-services is an open source identity and access management solution for modern applications and services. Affected versions of this package are vulnerable to Server-side Request Forgery SSRF via the clientsessionhost parameter during refresh token requests when the...

GHSA-22RM-WP4X-V5CX Keycloak Server-Side Request Forgery via OIDC token endpoint manipulation

A flaw was found in Keycloak. An authenticated attacker can perform Server-Side Request Forgery SSRF by manipulating the clientsessionhost parameter during refresh token requests. This occurs when a Keycloak client is configured to use the backchannel.logout.url with the application.session.host...

CVE-2026-4874

A flaw was found in Keycloak. An authenticated attacker can perform Server-Side Request Forgery SSRF by manipulating the clientsessionhost parameter during refresh token requests. This occurs when a Keycloak client is configured to use the backchannel.logout.url with the application.session.host...

CVE-2026-4874 Org.keycloak.protocol.oidc.grants: org.keycloak.services.managers: keycloak: server-side request forgery via oidc token endpoint manipulation

A flaw was found in Keycloak. An authenticated attacker can perform Server-Side Request Forgery SSRF by manipulating the clientsessionhost parameter during refresh token requests. This occurs when a Keycloak client is configured to use the backchannel.logout.url with the application.session.host...

CVE-2026-4874 Org.keycloak.protocol.oidc.grants: org.keycloak.services.managers: keycloak: server-side request forgery via oidc token endpoint manipulation

A flaw was found in Keycloak. An authenticated attacker can perform Server-Side Request Forgery SSRF by manipulating the clientsessionhost parameter during refresh token requests. This occurs when a Keycloak client is configured to use the backchannel.logout.url with the application.session.host...

CVE-2026-4874

Keycloak vulnerability CVE-2026-4874 enables an authenticated attacker to perform Server-Side Request Forgery (SSRF) by manipulating the client_session_host parameter during refresh token requests when a client is configured to use backchannel.logout.url with the application.session.host placehol...

CVE-2026-4874

A flaw was found in Keycloak. An authenticated attacker can perform Server-Side Request Forgery SSRF by manipulating the clientsessionhost parameter during refresh token requests. This occurs when a Keycloak client is configured to use the backchannel.logout.url with the application.session.host...

CVE-2026-4874

A flaw was found in Keycloak. An authenticated attacker can perform Server-Side Request Forgery SSRF by manipulating the clientsessionhost parameter during refresh token requests. This occurs when a Keycloak client is configured to use the backchannel.logout.url with the application.session.host...

PT-2026-28224

A flaw was found in Keycloak. An authenticated attacker can perform Server-Side Request Forgery SSRF by manipulating the client session host parameter during refresh token requests. This occurs when a Keycloak client is configured to use the backchannel.logout.url with the application.session.hos...

Keycloak 代码问题漏洞

Keycloak is an open-source identity and access management solution developed by Keycloak itself. Keycloak has code-related vulnerabilities; these vulnerabilities stem from incorrect handling of the clientsessionhost parameter, which may lead to server-side request forgeing attacks, thereby exposi...

Microsoft Windows: Service: Remote Desktop Services

The service SPDX-FileCopyrightText: 2018 Greenbone AG Some text descriptions might be excerpted from a referenced sources, and are Copyright C by the respective right holders. SPDX-License-Identifier: GPL-2.0-only ifdescription scriptoid"1.3.6.1.4.1.25623.1.0.109271";...

Elastic layer not available, "no elastic layer assignments were specified"

After publishing an image with Elastic Layering enabled, when you try to connect to a session host, the layer doesn't show up and you get an error in the Application Log in Windows: "no elastic layer assignments were specified"...

Gather AWS EC2 Instance Metadata

This module will attempt to connect to the AWS EC2 instance metadata service and crawl and collect all metadata known about the session'd host. This module requires Metasploit: https://metasploit.com/download Current source: https://github.com/rapid7/metasploit-framework class MetasploitModule...

Spoofing

Remote Desktop Session Host RDSH in Remote Desktop Protocol RDP through 8.1 in Microsoft Windows Vista SP2, Windows Server 2008 SP2 and R2 SP1, Windows 7 SP1, Windows 8, Windows 8.1, Windows Server 2012 Gold and R2, and Windows RT Gold and 8.1 does not properly verify certificates, which allows...

Microsoft RDSH Spoofing Vulnerability

Microsoft Remote Desktop Session Host RDSH is a remote desktop session host released by Microsoft USA. A spoofing vulnerability exists in Microsoft Remote Desktop Session Host RDSH, which can be exploited by an attacker to simulate a client session...

MS15-082: Vulnerabilities in RDP could allow remote code execution: August 11, 2015

Resolves vulnerabilities in Windows that could allow remote code execution if an attacker first places a specially crafted dynamic link library DLL file in the target user’s current working directory and then convinces the user to open an RDP file or to launch a program that is designed to load a...