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Product · IBM

WebSphere Application Server

188 known vulnerabilities.

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  • High 8.7

    IBM WebSphere Application Server and WebSphere Application Server Liberty are affected by a missing cryptographic step

    IBM WebSphere Application Server - Liberty 17.0.0.3 through 26.0.0.10 and IBM WebSphere Application Server 8.5, and 9.0 could allow a remote attacker to bypass cryptographic signature verification due to improper verification of cryptographic signature.

  • High 7.5

    IBM WebSphere Application Server and WebSphere Application Server Liberty are affected by a deserialization of untrusted data

    IBM WebSphere Application Server 8.5, and 9.0 and IBM WebSphere Application Server - Liberty 17.0.0.3 through 26.0.0.10 Liberty could allow a remote attacker to cause a denial of service caused by an insecure deserialization in the messaging service.

  • High 8.1

    IBM WebSphere Application Server is affected by a bypass authentication vulnerability

    IBM WebSphere Application Server 8.5, and 9.0 could allow a remote attacker to bypass authentication by exploiting a flaw in the CSIv2 inbound propagation handler.

  • High 8.0

    IBM WebSphere Application Server is affected by an authorization bypass

    IBM WebSphere Application Server 8.5, and 9.0 could allow an authenticated attacker to bypass authorization leading to administrative impersonation across the cell.

  • High 7.5

    IBM WebSphere Application Server and WebSphere Application Server Liberty are affected by a denial of service

    IBM WebSphere Application Server - Liberty 17.0.0.3 through 26.0.0.10 and IBM WebSphere Application Server 8.5, and 9.0 Liberty could allow a remote unauthenticated attacker to cause a denial of service due to uncontrolled resource consumption.

  • High 8.1

    Multiple Vulnerabilities in IBM® Java SDK affect IBM WebSphere Application Server and WebSphere Application Server Liberty due to the July 2026 CPU

    IBM WebSphere Application Server 8.5, and 9.0 and IBM WebSphere Application Server - Liberty Continuous delivery has a flaw in the ORB component in IBM SDK, Java Technology Edition, may allow a malicious IIOP server to induce loading and instantation of arbit…

  • High 8.5

    IBM WebSphere Application Server is affected by a remote code execution vulnerability

    IBM WebSphere Application Server 9.0, and 8.5 is affected by a remote code execution vulnerability in the SOAP/JMX connector.

  • High 7.5

    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 26.0.0.7 are vulnerable to a denial of service via a crafted HTTP request.

  • High 7.5

    IBM WebSphere Application Server and WebSphere Application Server Liberty are affected by a security bypass vulnerability

    IBM WebSphere Application Server 8.5, and 9.0 and IBM WebSphere Application Server - Liberty 17.0.0.3 through 26.0.0.7 Traditional and Liberty could allow a remote attacker to bypass security constraints.

  • High 7.4

    IBM WebSphere Application Server is affected by an unsafe deserialization and exposure of sensitive information

    IBM WebSphere Application Server 9.0, and 8.5 traditional could allow a remote attacker to obtain sensitive information.

  • High 8.1

    IBM WebSphere Application Server is affected by cross-site scripting and deserialization vulnerabilities

    IBM WebSphere Application Server 8.5, and 9.0 traditional could allow a remote attacker to execute arbitrary code caused by unsafe deserialization of untrusted data.

  • High 7.5

    IBM WebSphere Application Server and WebSphere Application Server Liberty are affected by multiple vulnerabilities

    IBM WebSphere Application Server and IBM WebSphere Application Server - Liberty are affected by a denial of service vulnerability in the HTTP channel due to unbounded allocation of resources without limits.

  • High 8.7

    IBM WebSphere Application Server and WebSphere Application Server Liberty are affected by multiple vulnerabilities

    IBM WebSphere Application Server and IBM WebSphere Application Server - Liberty is vulnerable to HTTP Response Smuggling due to improper handling of non-standard HTTP version tokens.

  • High 8.7

    IBM WebSphere Application Server and WebSphere Application Server Liberty are affected by multiple vulnerabilities

    IBM WebSphere Application Server and IBM WebSphere Application Server - Liberty is vulnerable to HTTP request smuggling due to improper handling of TRACE requests.

  • High 7.4

    IBM WebSphere Application Server and WebSphere Application Server Liberty is inconsistent Interpretation of HTTP Requests

    IBM WebSphere Application Server and IBM WebSphere Application Server - Liberty is vulnerable to HTTP request smuggling.

  • High 7.0

    IBM WebSphere Application Server is affected by an authentication bypass

    IBM WebSphere Application Server 9.0, and 8.5 could allow a remote attacker to bypass authentication by sending a crafted unauthenticated request.

  • High 8.5

    IBM WebSphere Application Server is affected by multiple cross-site scripting vulnerabilities

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

  • High 7.5

    IBM WebSphere Application Server and WebSphere Application Server Liberty are affected by Uncontrolled Resource Consumption

    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 …

  • High 7.4

    IBM WebSphere Application Server is affected by server-side request forgery

    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 disclosur…

  • High 7.4

    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 allow…

  • High 7.3

    IBM WebSphere Application Server is affected by an authentication bypass vulnerability

    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.

  • High 8.1

    WebSphere Application Server Remote Code Execution

    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 exploit…

  • High 7.5

    WebSphere Application Server Remote Code Execution

    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 ap…

  • High 8.5

    IBM WebSphere Application Server is affected by remote code execution

    IBM WebSphere Application Server 9.0, and 8.5 is affected by an improper validation of user-supplied data during deserialization using the SAML Web Single Sign-On component. This could result in remote code execution via a crafted HTTP request when combined w…

  • High 7.5

    IBM WebSphere Application Server denial of service

    IBM WebSphere Application Server 9.0 and WebSphere Application Server Liberty 17.0.0.3 through 25.0.0.7 are vulnerable to a denial of service, caused by a stack-based overflow. An attacker can send a specially crafted request that cause the server to consume …

  • High 7.2

    IBM WebSphere Application Server code execution

    IBM WebSphere Application Server 8.5 and 9.0 could allow a remote authenticated attacker, who has authorized access to the administrative console, to execute arbitrary code. Using specially crafted input, the attacker could exploit this vulnerability to execu…

  • High 8.8

    IBM WebSphere Application Server identity spoofing

    IBM WebSphere Application Server 8.5 and 9.0 is vulnerable to identity spoofing by an authenticated user due to improper signature validation. IBM X-Force ID: 294721.

  • High 7.0

    IBM WebSphere Application Server XML external entity injection

    IBM WebSphere Application Server 8.5, 9.0 and IBM WebSphere Application Server Liberty 17.0.0.3 through 24.0.0.5 are vulnerable to an XML External Entity Injection (XXE) attack when processing XML data. A remote attacker could exploit this vulnerability to ex…

  • High 8.1

    IBM WebSphere Application Server code execution

    IBM WebSphere Application Server 8.5 and 9.0 traditional could allow a remote attacker to execute arbitrary code on the system with a specially crafted sequence of serialized objects. IBM X-Force ID: 245513.

  • High 7.5

    IBM WebSphere Application Server 7.0, 8.0, 8.5, and 9.0 is vulnerable to a denial of service, caused by sending a speci…

  • High 8.2

    IBM WebSphere Application Server 7.0, 8.0, 8.5, and 9.0 is vulnerable to a XML External Entity Injection (XXE) attack w…

  • High 8.2

    IBM WebSphere Application Server 8.0, 8.5, and 9.0 is vulnerable to a XML External Entity Injection (XXE) attack when p…

  • High 8.2

    IBM WebSphere Application Server 7.0, 8.0, 8.5, and 9.0 is vulnerable to an XML External Entity Injection (XXE) attack …

  • High 8.2
    CVE-2020-4949 Public exploit

    IBM WebSphere Application Server 7.0, 8.0, 8.5, and 9.0 is vulnerable to an XML External Entity Injection (XXE) attack …

  • High 7.5

    IBM WebSphere Application Server 7.0, 8.0, 8.5, and 9.0 is vulnerable to an XML External Entity Injection (XXE) attack …

  • High 8.1

    IBM WebSphere Application Server 7.0, 8.0, 8.5, and 9.0 could allow a remote attacker to execute arbitrary code on the …

  • High 7.8

    IBM WebSphere Application Server 7.0, 8.0, 8.5, and 9.0 could allow a local authenticated attacker to gain elevated pri…

  • High 8.8
    CVE-2020-4464 Public exploit EPSS 13%

    IBM WebSphere Application Server 7.0, 8.0, 8.5, and 9.0 traditional could allow a remote attacker to execute arbitrary …

  • High 7.5

    IBM WebSphere Application Server 7.0, 8.0, 8.5, and 9.0 traditional could allow a remote attacker to obtain sensitive i…

  • High 7.5

    IBM WebSphere Application Server 7.0, 8.0, 8.5, and 9.0 traditional is vulnerable to a privilege escalation vulnerabili…