CVE Catalog

CVE-2026-115417

HighCVSS 7.5
Published: Updated: Translated: NVD NIST

Exploitation Probability (EPSS)

Low risk
0.35%

29th percentile - higher than 29% of all known CVEs

Summary

Memory allocation with an excessive size value in the MQTT 3.1.1 compatibility adapter in AWS aws-c-mqtt before 0.16.2 might allow a remote actor to cause a denial of service of the client application.

Risk Assessment

A remote attacker could exhaust memory and make the client application using aws-c-mqtt unavailable. This results in service disruption.

Recommendation

Upgrade to aws-c-mqtt 0.16.2 or later, or to an AWS Common Runtime or AWS IoT Device SDK release that bundles it.

Related vulnerabilities

Original NVD description (English source)

Memory allocation with excessive size value in the MQTT 3.1.1 compatibility adapter in AWS aws-c-mqtt before 0.16.2 might allow a remote actor to cause a denial of service of the client application. To remediate this issue, users should upgrade to aws-c-mqtt 0.16.2 or later, or to an AWS Common Runtime or AWS IoT Device SDK release that bundles it.

Vulnerability data from NVD (NIST) · CISA KEV · EPSS