CVE-2026-40677CWE-1428

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…

High · published June 12, 2026

CVSS v4.0
7.7
EPSS
0%
Percentile
36.4
In the wild
Unconfirmed
What it is

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.

The record
Technical detail
CVSS v4.0
7.7 · HIGH
Vector
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
EPSS
0.00435 · 36.4th percentile
Weakness
CWE-1428 · Reliance on HTTP instead of HTTPS
Published
2026-06-12T14:29Z
EPSS history
Timeline
  • 12 JUN 14:29Z
    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…
    cvelistv5