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    CVE-2025-64691

    The vulnerability, if exploited, could allow an authenticated miscreant (OS standard user) to tamper with TCL Macro scripts and escalate privileges to OS system, potentially resulting in complete compromise of the model application server.

    Published:Jan 16, 2026
    Last Modified:Jan 22, 2026
    EPS:Jan 16, 2026
    EPSS Score:0.0002
    CVSS Score:8.8

    Affected Products

    Vendor
    Aveva
    Product
    Process Optimization

    Exploits

    No exploit reference

    Related CVEs

    CVE-2025-64769 (CVSS 7.6) — The Process Optimization application suite leverages connection channels/protocols that by-default are not en…
    CVE-2025-65117 (CVSS 8.5) — The vulnerability, if exploited, could allow an authenticated miscreant (Process Optimization Designer User) …
    CVE-2025-64729 (CVSS 8.6) — The vulnerability, if exploited, could allow an authenticated miscreant (OS Standard User) to tamper with Pro…
    CVE-2025-65118 (CVSS 9.3) — The vulnerability, if exploited, could allow an authenticated miscreant (OS Standard User) to trick Process O…
    CVE-2025-61943 (CVSS 9.3) — The vulnerability, if exploited, could allow an authenticated miscreant (Process Optimization Standard User) …
    CVE-2025-61937 (CVSS 10) — The vulnerability, if exploited, could allow an unauthenticated miscreant to achieve remote code execution un…

    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