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
0.006
Published
2026-06-22
IBM WebSphere Application Server and IBM WebSphere Application Server Liberty - when using Intelligent Management with the WebSphere WebServer Plug-in component - are vulnerable to remote code execution and denial of service. This vulnerability can be exploited when an attacker impersonates backend servers and sends crafted responses to the plug-in.
CVSS Score
8.1
EPSS Score
0.007
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
0.006
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
0.006
Published
2026-06-22
IBM WebSphere Application Server and IBM WebSphere Application Server Liberty are vulnerable to remote code execution and denial of service in the WebSphere Web Server Plug-in component. This vulnerability can be exploited when an attacker impersonates the application server and sends crafted responses to the plug-in.
CVSS Score
7.5
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 i 7.6, 7.5, 7.4, and 7.3 could allow a user to gain elevated privileges due to an unqualified library call. A malicious actor could cause user-controlled code to run with administrator privilege.
CVSS Score
8.8
EPSS Score
0.003
Published
2026-06-11
IBM i 7.6, 7.5, 7.4, and 7.3 s vulnerable to a denial-of-service attack due to uncontrolled recursion in the Integrated Language Environment (ILE) compiler. An authenticated attacker could exploit this vulnerability by compiling specially crafted source code containing a specific combination of statements.
CVSS Score
6.5
EPSS Score
0.002
Published
2026-05-27
IBM i 7.6, 7.5, 7.4, 7.3, and 7.2 s vulnerable to privilege escalation caused by an invalid IBM i Web Administration GUI authorization check. A malicious actor could cause user-controlled code to run with administrator privilege.
CVSS Score
6.4
EPSS Score
0.002
Published
2026-04-30
IBM WebSphere Application Server - Liberty 17.0.0.3 through 26.0.0.3 IBM WebSphere Application Server Liberty is vulnerable to server-side request forgery (SSRF). This may allow remote attacker to send unauthorized requests from the system, potentially leading to network enumeration or facilitating other attacks.
CVSS Score
5.4
EPSS Score
0.003
Published
2026-03-25