CVE-2026-16178

Summary

IBM DataPower Gateway suffers from a buffer overflow vulnerability (CWE-787) that allows remote attackers to cause a denial of service by sending improperly validated input. This affects multiple versions including 10.5.x, 10.6.x, and 11.0.x series.

Exploitability

Exploitation appears moderately difficult as it requires sending specially crafted input to trigger the buffer overflow, but no public exploit references are available and the vulnerability is limited to denial of service rather than code execution.

Blast radius

The impact could be significant for organizations relying on DataPower Gateway for API management and security mediation, potentially causing service disruption across multiple applications that depend on it.

Detection

No reliable host or network indicator is derivable from the published description.

Prioritized remediation

Upgrade to IBM DataPower Gateway 10.5.0.23 or later, 10.6.7 or later, 10.6.0.11 or later, or 11.0.0.3 or later to remediate this vulnerability.

Analysis generated locally by garnet-coder (no data left the box). AI-assisted — verify against primary sources before acting.