CVE-2026-2053

published 2026-06-26

CVE-2026-2053: The WSO2 API Manager's message flow component, when processing WS-Addressing headers, does not sufficiently validate or restrict user-controlled input within…

Priority P2 76 critical 10 CVSS 3.1

AV N AC L PR N UI N S C C H I H A H

The WSO2 API Manager's message flow component, when processing WS-Addressing headers, does not sufficiently validate or restrict user-controlled input within these headers. This omission allows an attacker to manipulate WS-Addressing headers to specify arbitrary destinations for server-initiated requests.

Successful exploitation allows an unauthenticated attacker to control the destination of server-initiated requests originating from the WSO2 API Manager. This direct control can enable unauthorized access to internal network resources or services that would typically be inaccessible from external networks.

Affected

10 ranges

Vendor	Product	Version range	Fixed in
wso2	api_manager	>= 3.1.0 < 3.1.0.360	3.1.0.360
wso2	api_manager	>= 3.2.0 < 3.2.0.465	3.2.0.465
wso2	api_manager	>= 3.2.1 < 3.2.1.84	3.2.1.84
wso2	api_manager	>= 4.0.0 < 4.0.0.385	4.0.0.385
wso2	api_manager	>= 4.2.0 < 4.2.0.189	4.2.0.189
wso2	wso2_api_manager	>= 3.1.0 < 3.1.0.360	3.1.0.360
wso2	wso2_api_manager	>= 3.2.0 < 3.2.0.465	3.2.0.465
wso2	wso2_api_manager	>= 3.2.1 < 3.2.1.84	3.2.1.84
wso2	wso2_api_manager	>= 4.0.0 < 4.0.0.385	4.0.0.385
wso2	wso2_api_manager	>= 4.2.0 < 4.2.0.189	4.2.0.189

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CWE-918