Security Bulletin: IBM WebSphere Application Server Liberty, which is bundled with IBM WebSphere Hybrid Edition, is affected by an authentication bypass vulnerability (CVE-2026-14525)

Summary IBM WebSphere Application Server Liberty, which is bundled with IBM WebSphere Hybrid Edition, is affected by an authentication bypass vulnerability when the rtcomm-1.0 or rtcommGateway-1.0 feature is enabled. Vulnerability Details Refer to the security bulletins listed in the...

EUVD-2025-210745

IBM System Storage DS8A00 10.1.3.0 through 10.11.35.0 and IBM DS8900F 89.40.83.0 through 89.44.25.0 could allow an attacker to bypass security authentication due to improperly encoding of DSCLI command output to obtain sensitive information or cause a denial of service...

EUVD-2025-210743

IBM System Storage DS8A00 10.1.3.0 through 10.11.35.0 and IBM DS8900F 89.40.83.0 through 89.44.25.0 could allow an authenticated user to read or modify another user's command history due to an externally controlled filename...

EUVD-2025-210744

IBM System Storage DS8A00 10.1.3.0 through 10.11.35.0 and IBM DS8900F 89.40.83.0 through 89.44.25.0 could allow an authenticated user to create a user with privileged user roles due to improper privileged defined with unsafe actions...

CVE-2026-16923: Improper Privilege Management

IBM AIX 7.2, and 7.3 and IBM PowerVM VIOS 4.1 could allow a local attacker to gain elevated privileges due to improper privilege management...

IBM WebSphere Application Server - Liberty Permission Elevation Vulnerability

IBM WebSphere Application Server - Liberty is a lightweight, modular Java runtime environment developed by IBM. IBM WebSphere Application Server - Liberty has a permission escalation vulnerability, which stems from the use of Liberty collectives and leads to an increase in permissions. No detaile...

PT-2026-79240

Name of the Vulnerable Software and Affected Versions IBM AIX versions 7.2 and 7.3 IBM PowerVM VIOS version 4.1 Description Remote attackers can bypass security restrictions because the system does not properly limit pathnames to restricted directories. Recommendations At the moment, there is no...

PT-2026-79256

Name of the Vulnerable Software and Affected Versions IBM AIX versions 7.2 and 7.3 IBM PowerVM VIOS version 4.1 Description A flaw exists in the cmdnim function that could allow an unprivileged local user to execute a payload with root privileges. Recommendations At the moment, there is no...

PT-2026-79248

Name of the Vulnerable Software and Affected Versions IBM AIX versions 7.2 and 7.3 IBM PowerVM VIOS version 4.1 Description A heap-based buffer overflow allows a remote attacker to execute arbitrary code. A heap-based buffer overflow occurs when a program writes more data to a heap memory buffer...

IBM WebSphere Application Server – Liberty deserialization vulnerability

IBM WebSphere Application Server - Liberty is a lightweight, modular Java runtime environment developed by IBM. IBM WebSphere Application Server - Liberty has a deserialization vulnerability, which stems from the unsafe deserialization processing of serialized data submitted by users by the...

CVE-2026-16932: Improper Neutralization of Special Elements used in an OS Command

IBM AIX 7.2, and 7.3 and IBM PowerVM VIOS 4.1 could allow a local attacker to execute arbitrary commands due to improper validation of the ODMDIR environment variable...

PT-2026-79229

Name of the Vulnerable Software and Affected Versions IBM AIX versions 7.2 and 7.3 IBM PowerVM VIOS version 4.1 Description A stack buffer overflow allows a remote attacker to execute arbitrary code. A stack buffer overflow occurs when a program writes more data to a buffer located on the stack...

PT-2026-79245

Name of the Vulnerable Software and Affected Versions IBM AIX versions 7.2 and 7.3 IBM PowerVM VIOS version 4.1 Description A local attacker can cause a denial of service by triggering uncontrolled resource consumption during the parsing of directory records. Recommendations At the moment, there ...

PT-2026-79244

Name of the Vulnerable Software and Affected Versions IBM AIX versions 7.2 and 7.3 IBM PowerVM VIOS version 4.1 Description An out-of-bounds read allows a remote authenticated attacker to obtain sensitive information or cause a denial of service. An out-of-bounds read occurs when a program reads...

PT-2026-79226

Name of the Vulnerable Software and Affected Versions IBM AIX versions 7.2 and 7.3 IBM PowerVM VIOS version 4.1 Description Improper authentication in the system could allow a remote attacker to execute arbitrary commands. Recommendations At the moment, there is no information about a newer versi...

PT-2026-79179

Name of the Vulnerable Software and Affected Versions IBM AIX versions 7.2 and 7.3 IBM PowerVM VIOS version 4.1 Description A kernel heap over-read allows a remote attacker to obtain sensitive information and cause a denial of service. A kernel heap over-read occurs when the system reads more dat...

PT-2026-79166

Name of the Vulnerable Software and Affected Versions IBM AIX versions 7.2 and 7.3 IBM PowerVM VIOS version 4.1 Description An out-of-bounds read allows a local attacker to disclose sensitive kernel memory. An out-of-bounds read occurs when a program reads data past the end of the intended buffer...

CVE-2026-18716: Out-of-bounds Read

IBM AIX 7.2, and 7.3 and IBM PowerVM VIOS 4.1 could allow a remote authenticated attacker to obtain sensitive information or cause a denial of service due to an out-of-bounds read...

CVE-2026-16973: Exposure of Sensitive Information to an Unauthorized Actor

IBM AIX 7.2, and 7.3 and IBM PowerVM VIOS 4.1 could allow a local attacker to disclose sensitive kernel memory due to an out-of-bounds read...

CVE-2026-16980: Improper Link Resolution Before File Access

IBM AIX 7.2, and 7.3 and IBM PowerVM VIOS 4.1 could allow a local attacker to cause a denial of service due to improper validation of symbolic links...