Security Bulletin: Security vulnerabilities have been identified in IBM WebSphere Application Server shipped with IBM Buinsess Automation Workflow (CVE-2026-57819, CVE-2026-54225, CVE-2026-64958)

Summary WebSphere Application Server is shipped as a component of IBM Business Automation Workflow. Information about security vulnerabilities affecting IBM WebSphere Application Server Traditional have been published in a security bulletin. Vulnerability Details Refer to the security bulletins...

CVE-2026-66909

A flaw was found in Apache CXF. The Java Message Service JMS transport component improperly deserializes inbound JMS ObjectMessages without type restrictions. A remote attacker can exploit this by sending a specially crafted message to the service's JMS destination. This vulnerability could lead ...

IBM WebSphere Application Server 9.x < 9.0.5.29 / Liberty 17.0.0.3 < 26.0.0.9 (7283567)

The version of IBM WebSphere Application Server running on the remote host is affected by multiple vulnerabilities as referenced in the 7283567 advisory. - An incomplete fix for CVE-2026-50645 means that it is still possible to perform a denial of service attack on Apache CXF by sending a message...

Security Bulletin: IBM WebSphere Application Server and WebSphere Application Server Liberty are affected by multiple vulnerabilities due to Apache CXF (CVE-2026-57819, CVE-2026-54225, CVE-2026-64958)

Summary There are mulitple vulnerabilities in the Apache CXF library that affect IBM WebSphere Application Server and affect WebSphere Application Server Liberty when the jaxrs-2.0, jaxrs-2.1, jaxws-2.2, xmlWS-3.0, or xmlWS-4.0 features are enabled. Vulnerability Details CVEID:CVE-2026-57819...

CVE-2026-44618

A flaw was found in Apache CXF. An insecure XML parser configuration within Apache CXF's WS-Transfer module may allow a remote attacker to perform XML External Entity XXE attacks. This could lead to information disclosure, denial of service, or server-side request forgery. Mitigation If using...

CVE-2026-57817

A flaw was found in Apache CXF. When operating in the OpenID Connect Hybrid Flow, Apache CXF does not enforce the validation of the chash parameter. This vulnerability allows a remote attacker, through a non-compliant or misconfigured Identity Provider IdP, to perform Authorization Code...

CVE-2026-68079

A flaw was found in Apache CXF's DefaultEncryptingCodeDataProvider. This vulnerability allows a remote attacker to redeem a captured authorization code an unlimited number of times. The flaw exists due to an issue in the removeCodeGrant functionality, which fails to properly invalidate used...

CVE-2026-57818

A flaw was found in Apache CXF. A race condition in the JCacheCodeDataProvider allows a remote attacker to redeem a single authorization code multiple times through concurrent requests. This can result in the issuance of multiple distinct, valid access tokens, potentially leading to unauthorized...

CVE-2026-50623

A flaw was found in Apache CXF. An authentication bypass vulnerability exists in the OAuth2 TokenIntrospectionService. Due to a missing 'throw' keyword in the security context check, an unauthenticated network attacker can access the introspection endpoint. This could lead to unauthorized access ...

CVE-2026-50629

A flaw was found in apache-cxf. The 'clientId' parameter from incoming HTTP requests is directly concatenated into OAuth2 server log warning messages without proper sanitization. A remote attacker could exploit this by injecting arbitrary content, including fake log entries, into the server's log...

CVE-2026-50634

A flaw was found in Apache CXF. The JwsJsonContainerRequestFilter component can be exploited to process metadata that has not been authenticated by an accepted signature. This bypasses the application's security assumption that Content-Type or protected HTTP-header metadata originates from a...

CVE-2026-50630

A flaw was found in apache-cxf. This vulnerability, known as a Carriage Return Line Feed CRLF injection, allows an attacker to manipulate HTTP response headers. By injecting special characters into the 'realm' parameter of the WWW-Authenticate header, an attacker can add arbitrary HTTP headers or...

CVE-2026-68481

In Apache CXF's DefaultEncryptingOAuthDataProvider, revoked access tokens still decrypt successfully, and TokenIntrospectionService reports active:true. The same applies to refresh tokens. This violates the RFC stipulations that 'The authorization server MUST invalidate the token.' and...

CVE-2026-68079

In Apache CXF's DefaultEncryptingCodeDataProvider, a captured authorization code can be redeemed an unlimited number of times due to a flaw in the implementation of the removeCodeGrant functionality. This violates the RFC requirement that "The authorization code MUST NOT be used more than once."...

CVE-2026-63687

Apache CXF's JwtRequestCodeFilter copies all claims from a signed request JWT into the authorization parameter map without excluding security-sensitive parameters. A client that can produce a validly-signed request JWT e.g., one whose clientsecret is known or compromised can thereby substitute th...

CVE-2026-65583

Apache CXF’s OIDC relying-party token validation could accept self-issued ID tokens without enforcing required claim checks issuer/subject/audience/time and subjwk binding, enabling authentication bypass with crafted tokens. However, note that self-issued ID tokens are not accepted by default in...

CVE-2026-61466

In Apache CXF's OAuth2 Dynamic Client Registration endpoint, the authorization server accepts and stores the scope value supplied in the client registration request verbatim, without validating it against an AS-defined allowlist. This could lead to a client self-assigning privileged scopes at...

CVE-2026-57818 Apache CXF: OAuth2 Authorization Code Replay via TOCTOU in JCacheCodeDataProvider

A race condition in JCacheCodeDataProvider allows an attacker to redeem a single authorization code multiple times via concurrent requests, resulting in the issuance of multiple distinct, valid access tokens. Users are recommended to upgrade to versions 4.2.3, 4.1.8 or 3.6.12, which fix this issu...

CVE-2026-57818 Apache CXF: OAuth2 Authorization Code Replay via TOCTOU in JCacheCodeDataProvider

A race condition in JCacheCodeDataProvider allows an attacker to redeem a single authorization code multiple times via concurrent requests, resulting in the issuance of multiple distinct, valid access tokens. Users are recommended to upgrade to versions 4.2.3, 4.1.8 or 3.6.12, which fix this issu...

CVE-2026-61466

CVE-2026-61466 affects Apache CXF’s OAuth2 Dynamic Client Registration endpoint. The authorization server stores the scope provided in a client registration request verbatim without validating it against an allowlist, enabling a client to self-assign privileged scopes at registration time. This c...