CVE-2026-11547
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Server-Side Request Forgery in IBM WebSphere Liberty

Publication date: 2026-11-08

Last updated on: 2026-11-08

Assigner: IBM Corporation

Description
IBM WebSphere Application Server Liberty 17.0.0.3 through 26.0.0.10 is affected by a server-side request forgery vulnerability in the Admin Center deploy validation endpoint.

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Meta Information

Published
2026-11-08
Last Modified
2026-11-08
Generated
2026-11-08
AI Q&A
2026-11-08
EPSS Evaluated
N/A
NVD
CVE-2026-11547
EUVD
EUVD-2026-119687

Affected Vendors & Products

Showing 1 associated CPE
Vendor Product Version / Range
IBM WebSphere Application Server - Liberty From 17.0.0.3 (inc) to 26.0.0.10 (inc)

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Exploitability

CWE
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KEV
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CWE ID Description
CWE-918 The web server receives a URL or similar request from an upstream component and retrieves the contents of this URL, but it does not sufficiently ensure that the request is being sent to the expected destination.

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Executive Summary

IBM WebSphere Application Server Liberty versions 17.0.0.3 through 26.0.0.10 have a server-side request forgery (SSRF) vulnerability in the Admin Center deploy validation endpoint. This allows an authenticated attacker to send crafted requests from the server to other systems.

Detection Guidance

Detecting this vulnerability requires checking for IBM WebSphere Application Server Liberty versions 17.0.0.3 through 26.0.0.10. Inspect installed versions via server logs or package managers. No specific commands are provided in the context.

Impact Analysis

An attacker could exploit this to access internal systems, bypass firewalls, or exfiltrate data. It may lead to unauthorized information disclosure or further network compromise depending on the environment.

Compliance Impact

This vulnerability could lead to unauthorized data access or disclosure, violating GDPR (data protection) and HIPAA (health data privacy) requirements. Organizations may face compliance penalties if exploited.

Mitigation Strategies

Upgrade IBM WebSphere Application Server Liberty to a version beyond 26.0.0.10. If immediate upgrade is not possible, disable the Admin Center deploy validation endpoint or restrict access to trusted networks.

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