Heap Buffer Underwrite Vulnerability in IBM DataPower Gateway
CVE-2026-16179

7.5HIGH

Key Information:

Vendor

IBM
Status
Datapower Gateway 10.6cd
Datapower Gateway 10.6.0
Datapower Gateway 11.0.0
Datapower Gateway 10.5.0
Vendor
CVE Published:
8 October 2026

What is CVE-2026-16179?

A vulnerability exists in IBM DataPower Gateway that could allow an attacker to trigger a heap buffer underwrite. This flaw may lead to a service crash, affecting the availability of the gateway. Users are advised to review the implementation versions and apply necessary patches to mitigate risks associated with this vulnerability.

Affected Version(s)

DataPower Gateway 10.5.0 10.5.0.0 <= 10.5.0.22

DataPower Gateway 10.6.0 10.6.0.0 <= 10.6.0.10

DataPower Gateway 10.6CD 10.6.1 <= 10.6.6

References

https://www.ibm.com/support/pages/node/7289775
vendor-advisorypatch

CVSS V3.1

Score:
7.5
Severity:
HIGH
Confidentiality:
None
Integrity:
None
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.