CVE-2026-16177
Received Received - Intake

IBM DataPower Gateway Information Disclosure via Out-of-Bounds Read

Vulnerability report for CVE-2026-16177, including description, CVSS score, EPSS score, affected products, exploitability, helpful resources, and attack-flow context.

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 could allow a remote authenticated attacker to obtain sensitive information due to an out-of-bounds read.

CVSS Scores

EPSS Scores

Probability:
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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
EUVD

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-125 The product reads data past the end, or before the beginning, of the intended buffer.

Attack-Flow Graph

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Executive Summary

This vulnerability is an out-of-bounds read issue 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. A remote authenticated attacker could exploit this to obtain sensitive information.

Impact Analysis

If you use an affected version of IBM DataPower Gateway, a remote attacker with authentication could read sensitive data that should be protected. This could lead to unauthorized access to confidential information.

Compliance Impact

This vulnerability could lead to unauthorized disclosure of sensitive data, which may violate GDPR, HIPAA, or other regulations requiring protection of personal or health information. Compliance could be impacted if sensitive data is exposed.

Mitigation Strategies

Update IBM DataPower Gateway to a patched version beyond the affected ranges (10.5.0.22, 10.6.6, 10.6.0.10, 11.0.0.2). If immediate patching is not possible, restrict network access to the gateway and monitor for unusual activity.

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