Ibm: >> Websphere Application Server >> 8.5.5.8 Security Vulnerabilities
IBM WebSphere Application Server 9.0, and 8.5 traditional is vulnerable to pre-authentication unsafe deserialization which could allow a remote attacker to bypass authentication or execute arbitrary code.
CVSS Score
9.8
EPSS Score
0.005
Published
2026-07-28
IBM WebSphere Application Server 8.5, and 9.0 traditional could allow a remote attacker to conduct a cross-site scripting attack.
CVSS Score
6.1
EPSS Score
0.002
Published
2026-07-28
IBM WebSphere Application Server 9.0, and 8.5 could allow a remote attacker to bypass authentication by sending a crafted unauthenticated request.
CVSS Score
7.0
EPSS Score
0.003
Published
2026-07-28
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.
CVSS Score
7.4
EPSS Score
0.002
Published
2026-06-22
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 resources.
CVSS Score
7.5
EPSS Score
0.005
Published
2026-06-22
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 resources.
CVSS Score
5.9
EPSS Score
0.003
Published
2026-06-22
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 controls, spoof identity, escalate privilege, and expose sensitive information.
CVSS Score
7.4
EPSS Score
0.004
Published
2026-06-22
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.
CVSS Score
7.3
EPSS Score
0.005
Published
2026-06-22
IBM Web Server Plug-ins for WebSphere Application Server and WebSphere Liberty 8.5, 9.0 IBM WebSphere Application Server and WebSphere Application Server Liberty are vulnerable to HTTP request smuggling in the Web Server Plug-ins through a specially crafted request.
CVSS Score
7.5
EPSS Score
0.003
Published
2026-05-26
IBM Web Server Plug-ins for WebSphere Application Server and WebSphere Liberty 8.5, 9.0 IBM WebSphere Application Server and WebSphere Application Server Liberty are vulnerable to remote code execution in the Web Server Plug-ins, through a specially crafted request.
CVSS Score
9.8
EPSS Score
0.008
Published
2026-05-26