CVE-2026-115417

7.5 HIGHpublic exploit available

Published 2026-10-22 · Updated 2026-10-23

AI analysis for this CVE has not been generated yet. Raw NVD data is shown below.

NVD description

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.

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Weaknesses

CWE-789

Public exploit & PoC references

https://github.com/awslabs/aws-c-mqtt/releases/tag/v0.16.2
https://github.com/awslabs/aws-c-mqtt/security/advisories/GHSA-g3x5-86mr-65p5

All references

https://aws.amazon.com/security/security-bulletins/2026-147-aws/
https://github.com/awslabs/aws-c-mqtt/releases/tag/v0.16.2
https://github.com/awslabs/aws-c-mqtt/security/advisories/GHSA-g3x5-86mr-65p5

Source data: NVD (nvd.nist.gov), public domain. Exploit-DB.ai adds local AI analysis for defensive use only.

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