CVE-2026-14905
Received Received - Intake

XXE Vulnerability in IBM DataPower Gateway

Publication date: 2026-10-08

Last updated on: 2026-10-08

Assigner: IBM Corporation

Description
IBM DataPower Gateway 10.5.0.0 through 10.5.0.22, 10.6.1 through 10.6.6, 10.6.0.0 through 10.6.0.10, and 11.0.0.0 through 11.0.0.2 is vulnerable to an XML external entity injection (XXE) attack when processing XML data. A remote attacker could exploit this vulnerability to expose sensitive information or consume memory resources.

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Meta Information

Published
2026-10-08
Last Modified
2026-10-08
Generated
2026-10-08
AI Q&A
2026-10-08
EPSS Evaluated
N/A
NVD
CVE-2026-14905
EUVD
EUVD-2026-94991

Affected Vendors & Products

Showing 4 associated CPEs
Vendor Product Version / Range
IBM DataPower Gateway 10.6CD 10.6.1
IBM DataPower Gateway 10.6.0 10.6.0.0
IBM DataPower Gateway 11.0.0 11.0.0.0
IBM DataPower Gateway 10.5.0 10.5.0.0

Helpful Resources

Exploitability

CWE
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KEV
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CWE ID Description
CWE-611 The product processes an XML document that can contain XML entities with URIs that resolve to documents outside of the intended sphere of control, causing the product to embed incorrect documents into its output.

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Executive Summary

This is an XML External Entity (XXE) injection vulnerability in IBM DataPower Gateway versions 10.5.0.0 through 10.5.0.22, 10.6.1 through 10.6.6, 10.6.0.0 through 10.6.0.10, and 11.0.0.0 through 11.0.0.2. It allows a remote attacker to send specially crafted XML data to the system, potentially exposing sensitive information or consuming excessive memory resources.

Detection Guidance

Detecting this XXE vulnerability in IBM DataPower Gateway requires checking for exposed XML parsing endpoints and validating XML input handling. Inspect network traffic for XML payloads sent to DataPower interfaces. Review DataPower configuration for enabled XML features like DTD processing or external entity resolution. Use tools like curl to test endpoints with malformed XML payloads to observe error responses or memory consumption.

Impact Analysis

An attacker could exploit this to read sensitive files on the server, access internal network resources, or cause denial-of-service by consuming excessive memory. Systems processing untrusted XML data are at highest risk.

Compliance Impact

This vulnerability could lead to unauthorized data exposure, violating GDPR's data protection requirements or HIPAA's safeguards for protected health information. Organizations must address it to maintain compliance with these regulations.

Mitigation Strategies

Update IBM DataPower Gateway to a version that is not affected by this vulnerability. Specifically, upgrade to a version beyond 10.5.0.22, 10.6.6, 10.6.0.10, or 11.0.0.2 depending on your current version.

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