# CVE-2026-40677

## Summary

- **CVE ID:** CVE-2026-40677
- **Severity:** HIGH
- **CVSS Score:** 7.7 (CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:P/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N)
- **CWE:** CWE-1428
- **Published:** Jun 12, 2026
- **Last Modified:** Jun 13, 2026

## Description

The use of insecure HTTP transport within AMD optional tools could allow an attacker to conduct a man-in-the-middle attack, potentially leading to arbitrary code execution.

## Affected Products

- AMD — AMD Management Console (AMC) (14.0.0)
- AMD — AMD Ryzen™ Master (2.14.3)
- AMD — AMD µProf (5.3)

## References

- [CNA](https://www.amd.com/en/resources/product-security/bulletin/amd-sb-9027.html)

## Exploitation Prediction (EPSS)

- **EPSS Score:** 0.43%
- **EPSS Percentile:** 36.7

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_Exported from OnDuty AI Vulnerability Intelligence on 2026-09-11._