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    CVE-2026-40677

    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.

    Published:Jun 12, 2026
    Last Modified:Jun 12, 2026
    EPS:Jun 12, 2026
    EPSS Score:
    CVSS Score:7.7

    Affected Products

    Vendor
    Amd
    Product
    Amd Uprof
    Vendor
    Amd
    Product
    Management Console
    Vendor
    Amd
    Product
    Ryzen Master

    Exploits

    No exploit reference

    Common Attack Pattern Enumeration and Classification (CAPEC)

    No CAPEC recorded yet

    Related CVEs

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    CVE-2026-0466 (CVSS 6.8) — Improper access control in AMD uProf may allow a local attacker with user privileges to write to the kernel-sh…
    CVE-2025-61969 (CVSS 7) — Incorrect permission assignment in AMD µProf may allow a local user-privileged attacker to achieve privilege e…
    CVE-2023-31349 (CVSS 7.3) — Incorrect default permissions in the AMD μProf installation directory could allow an attacker to achieve privi…
    CVE-2023-31341 (CVSS 7.3) — Insufficient validation of the Input Output Control (IOCTL) input buffer in AMD μProf may allow an authenticat…
    CVE-2023-20561 (CVSS 5.5) — Insufficient validation of the IOCTL (Input Output Control) input buffer in AMD μProf may allow an auth…
    CVE-2023-20556 (CVSS 5.5) — Insufficient validation of the IOCTL (Input Output Control) input buffer in AMD μProf may allow an authen…
    CVE-2023-20562 (CVSS 7.8) — Insufficient validation in the IOCTL (Input Output Control) input buffer in AMD uProf may allow an authenti…
    CVE-2022-23831 (CVSS 7.5) — Insufficient validation of the IOCTL input buffer in AMD μProf may allow an attacker to send an arbitrary buff…
    CVE-2022-27674 (CVSS 7.5) — Insufficient validation in the IOCTL input/output buffer in AMD μProf may allow an attacker to bypass bounds c…

    Common Vulnerability Scoring System

    Attack Vector
    Network
    Adjacent
    Local
    Physical
    Privileges Required
    None
    Low
    High
    User Interaction
    None
    Required
    Scope
    Unchanged
    Changed
    Confidentiality
    None
    Low
    High
    Integrity
    None
    Low
    High
    Availability
    None
    Low
    High