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    CVE-2026-78417

    Insufficient verification of data authenticity in the IronVNC client in Devolutions Remote Desktop Manager 2026.2.17.0 and earlier, 2026.1.24.0 and earlier, allows an on-path attacker to intercept and tamper with VNC sessions via automatic acceptance of the server's RSA key during RSA-AES authentication.

    Published:Aug 24, 2026
    Last Modified:Aug 28, 2026
    EPS:Aug 24, 2026
    EPSS Score:0.00112
    CVSS Score:4.3

    Affected Products

    Vendor
    Devolutions
    Product
    Remote Desktop Manager

    Exploits

    No exploit reference

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    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