Security Bulletin: Security vulnerability has been found in WebSphere Application Server shipped with IBM Guardium Key Lifecycle Manager (SKLM/GKLM)

Summary WebSphere Application Server is shipped as a component of IBM Guardium Key Lifecycle Manager SKLM/GKLM. Information about a security vulnerability affecting WebSphere Application Server has been published in a security bulletin. Vulnerability Details Refer to the security bulletins listed...

Security Bulletin: Security vulnerability has been found in WebSphere Application Server shipped with IBM Guardium Key Lifecycle Manager (SKLM/GKLM)

Summary WebSphere Application Server is shipped as a component of IBM Guardium Key Lifecycle Manager SKLM/GKLM. Information about a security vulnerability affecting WebSphere Application Server has been published in a security bulletin. Vulnerability Details Refer to the security bulletins listed...

Security Bulletin: Security vulnerability has been found in WebSphere Application Server shipped with IBM Guardium Key Lifecycle Manager (SKLM/GKLM)

Summary WebSphere Application Server is shipped as a component of IBM Guardium Key Lifecycle Manager SKLM/GKLM. Information about a security vulnerability affecting WebSphere Application Server has been published in a security bulletin. Vulnerability Details Refer to the security bulletins listed...

PT-2026-53960

Name of the Vulnerable Software and Affected Versions IBM WebSphere Application Server - Liberty versions 17.0.0.3 through 26.0.0.7 Description A server-side request forgery SSRF issue exists when the adminCenter-1.0 feature is enabled. SSRF is a flaw that allows an attacker to induce the...

PT-2026-53990

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 An HTTP request smuggling issue exists, which occurs when there...

PT-2026-53961

Name of the Vulnerable Software and Affected Versions IBM WebSphere Application Server version 9.0 IBM WebSphere Application Server version 8.5 Description A remote attacker could obtain sensitive information from the integrated help system of the administrative console. Recommendations At the...

PT-2026-53962

Name of the Vulnerable Software and Affected Versions IBM WebSphere Application Server version 9.0 IBM WebSphere Application Server version 8.5 Description A cross-site scripting issue exists within the integrated help system of the administrative console. Cross-site scripting is a flaw that allo...

PT-2026-53944

Name of the Vulnerable Software and Affected Versions IBM WebSphere Extreme Scale versions 8.6.1.0 through 8.6.1.6 Description Approximately 50 CORBA stub classes within the ogclient.jar file call the ORB.string to object function using an attacker-controlled IOR string during Java deserializatio...

PT-2026-53965

Name of the Vulnerable Software and Affected Versions IBM WebSphere Application Server - Liberty versions 17.0.0.3 through 26.0.0.6 Description An arbitrary file read issue exists when the restConnector-2.0 feature is enabled. This allows an attacker to read files from the system that they should...

PT-2026-53964

Name of the Vulnerable Software and Affected Versions IBM WebSphere Application Server - Liberty versions 17.0.0.3 through 26.0.0.7 Description A server-side request forgery SSRF issue exists when the apiDiscovery-1.0 feature is enabled. SSRF is a flaw that allows an attacker to induce the...

CVE-2026-11594: Improper Neutralization of Input During Web Page Generation

IBM WebSphere Application Server 9.0, and 8.5 is affected by a cross-site scripting vulnerability in the administrative console...

CVE-2026-11541: Inconsistent Interpretation of HTTP Requests

IBM CICS Transaction Gateway for Multiplatforms 9.1, 9.2, 9.3, and 10.1 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 affected by an HTTP request smuggling vulnerability...

CVE-2026-13772: Use of Externally-Controlled Input to Select Classes or Code

IBM WebSphere Extreme Scale 8.6.1.0 through 8.6.1.6 's Object Query Language engine resolves attacker-supplied class names via Class.forName and invokes their constructors with no allow-list at three distinct sinks SELECT NEW, enum literals, and reflection-based comparators; an authenticated remo...

CVE-2026-11714: Server-Side Request Forgery (SSRF)

IBM WebSphere Application Server Liberty is affected by a server-side request forgery vulnerability with the apiDiscovery-1.0 feature enabled...

CVE-2026-11712: Improper Neutralization of Input During Web Page Generation

IBM WebSphere Application Server 9.0, and 8.5 is affected by a cross-site scripting vulnerability in the administrative console help system...

CVE-2026-11595: Improper Limitation of a Pathname to a Restricted Directory

IBM WebSphere Application Server 9.0, and 8.5 could allow a remote attacker to obtain sensitive information from the administrative console's integrated help system...

CVE-2026-13773: Server-Side Request Forgery (SSRF)

IBM WebSphere Extreme Scale 8.6.1.0 through 8.6.1.6 Approximately 50 generated CORBA stub classes in WebSphere eXtreme Scale's ogclient.jar call ORB.stringtoobject on an attacker-controlled IOR string during Java deserialization, turning any unfiltered ObjectInputStream sink in WAS into outbound...

CVE-2026-13759: Deserialization of Untrusted Data

IBM WebSphere Extreme Scale 8.6.1.0 through 8.6.1.6 ships three ObjectInputStream subclasses WsObjectInputStream, ObjectStreamPool$ReusableInputStream, ObjectInputStreamResolver that install no JEP-290 class filter; when Coherence is on the classpath, multiple RCE gadget chains including...

CVE-2026-11806: Inconsistent Interpretation of HTTP Requests

IBM WebSphere Application Server - Liberty 17.0.0.3 through 26.0.0.6 is affected by an arbitrary file read vulnerability with the restConnector-2.0 feature enabled...

CVE-2026-9002: Uncontrolled Resource Consumption

IBM WebSphere Extreme Scale 8.6.1.0 through 8.6.1.6 could allow an adjacent attacker to cause a denial of service due to improper validation in the XDF decoder. The application processes deeply nested Protocol Buffers messages and attacker-controlled length prefixes without sufficient bounds...