Security Bulletin: IBM WebSphere Application Server is affected by multiple cross-site scripting vulnerabilities (CVE-2026-11594, CVE-2026-11707, CVE-2026-11383)

Summary IBM WebSphere Application Server is affected by multiple cross-site scripting vulnerabilities in the administrative console. Vulnerability Details CVEID:CVE-2026-11594 DESCRIPTION: IBM WebSphere Application Server is affected by a cross-site scripting vulnerability in the administrative...

CVE-2026-10852 Websphere Application Server is Affected By a Denial of Service

IBM WebSphere Application Server and IBM WebSphere Application Server Liberty are vulnerable to denial of service in the WebSphere WebServer Plug-in component when an attacker can pass crafted requests to the web server...

CVE-2026-10852

IBM WebSphere Application Server and IBM WebSphere Application Server Liberty are vulnerable to denial of service in the WebSphere WebServer Plug-in component when an attacker can pass crafted requests to the web server...

EUVD-2026-38346

IBM i 7.6, 7.5, 7.4, and 7.3, IBM WebSphere Application Server, and IBM WebSphere Application Server Liberty are vulnerable to denial of service in the WebSphere WebServer Plug-in component when an attacker can pass crafted requests to the web server...

CVE-2026-9071

IBM WebSphere Application Server 9.0, and 8.5 and IBM WebSphere Application Server - Liberty 17.0.0.3 through 26.0.0.6 are vulnerable to a denial of service, caused by sending a specially-crafted request. A remote attacker could exploit this vulnerability to cause the server to consume memory...

CVE-2026-8646

IBM WebSphere Application Server 9.0 and 8.5 and IBM WebSphere Application Server - Liberty 17.0.0.3 through 26.0.0.6 are vulnerable to HTTP request smuggling. A remote attacker could smuggle a specially crafted request to the application server thereby allowing the attacker to bypass security...

CVE-2026-10845

IBM WebSphere Application Server 8.5 and 9.0 could allow a remote attacker to bypass authentication and gain unauthorized access to JAX-WS applications...

EUVD-2026-38254

IBM WebSphere Application Server 9.0, and 8.5 and IBM WebSphere Application Server - Liberty 17.0.0.3 through 26.0.0.6 are vulnerable to a denial of service, caused by sending a specially-crafted request. A remote attacker could exploit this vulnerability to cause the server to consume memory...

CVE-2026-9320 IBM WebSphere Application Server and WebSphere Application Server Liberty are affected by multiple vulnerabilities

IBM WebSphere Application Server 9.0, and 8.5 and IBM WebSphere Application Server - Liberty 17.0.0.3 through 26.0.0.6 are vulnerable to a denial of service, caused by sending a specially-crafted request. A remote attacker could exploit this vulnerability to cause the server to consume memory...

CVE-2026-9320

IBM WebSphere Application Server 9.0, and 8.5 and IBM WebSphere Application Server - Liberty 17.0.0.3 through 26.0.0.6 are vulnerable to a denial of service, caused by sending a specially-crafted request. A remote attacker could exploit this vulnerability to cause the server to consume memory...

CVE-2026-9071

IBM WebSphere Application Server 9.0, and 8.5 and IBM WebSphere Application Server - Liberty 17.0.0.3 through 26.0.0.6 are vulnerable to a denial of service, caused by sending a specially-crafted request. A remote attacker could exploit this vulnerability to cause the server to consume memory...

EUVD-2026-38253

IBM WebSphere Application Server 9.0, and 8.5 and IBM WebSphere Application Server - Liberty 17.0.0.3 through 26.0.0.6 are vulnerable to a denial of service, caused by sending a specially-crafted request. A remote attacker could exploit this vulnerability to cause the server to consume memory...

CVE-2026-9071

CVE-2026-9071 affects IBM WebSphere Application Server 9.0 and 8.5, and WebSphere Application Server Liberty 17.0.0.3–26.0.0.6. It is a denial-of-service vulnerability caused by processing a specially crafted request, which can cause the server to consume memory resources (CVSS Base 7.5, Availabi...

EUVD-2026-38252

IBM WebSphere Application Server 9.0, and 8.5 is vulnerable to server-side request forgery SSRF with the Ajax Proxy configured. This may allow an attacker to send unauthorized requests from the system, resulting in a security bypass or information disclosure...

CVE-2026-8646

Summary: CVE-2026-8646 affects IBM WebSphere Application Server (traditional), WebSphere Application Server Liberty, and related components. The vulnerability arises from HTTP request smuggling, allowing a remote attacker to bypass security controls, spoof identity, and potentially escalate privi...

CVE-2026-8646

IBM WebSphere Application Server 9.0 and 8.5 and IBM WebSphere Application Server - Liberty 17.0.0.3 through 26.0.0.6 are vulnerable to HTTP request smuggling. A remote attacker could smuggle a specially crafted request to the application server thereby allowing the attacker to bypass security...

CVE-2026-8646 IBM WebSphere Application Server and WebSphere Application Server Liberty are affected by multiple vulnerabilities

IBM WebSphere Application Server 9.0 and 8.5 and IBM WebSphere Application Server - Liberty 17.0.0.3 through 26.0.0.6 are vulnerable to HTTP request smuggling. A remote attacker could smuggle a specially crafted request to the application server thereby allowing the attacker to bypass security...

EUVD-2026-38288

IBM WebSphere Application Server 8.5 and 9.0 could allow a remote attacker to bypass authentication and gain unauthorized access to JAX-WS applications...

CVE-2026-8858

Summary: CVE-2026-8858 affects IBM WebSphere Web Server Plug-ins used with IBM WebSphere Application Server/Liberty and IBM HTTP Server. The vulnerability allows remote code execution and denial of service when an attacker impersonates the application server and sends crafted responses to the plu...

PT-2026-51349

Name of the Vulnerable Software and Affected Versions IBM WebSphere Application Server version 9.0 IBM WebSphere Application Server version 8.5 IBM WebSphere Application Server - Liberty versions 17.0.0.3 through 26.0.0.6 Description A denial of service issue exists where a remote attacker can se...