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    CVE-2025-26646

    External control of file name or path in .NET, Visual Studio, and Build Tools for Visual Studio allows an authorized attacker to perform spoofing over a network.

    Published:May 13, 2025
    Last Modified:Feb 26, 2026
    EPS:May 13, 2025
    EPSS Score:0.001
    CVSS Score:8

    Affected Products

    Vendor
    Apple
    Product
    Macos
    Vendor
    Linux
    Product
    Linux Kernel
    Vendor
    Microsoft
    Product
    .net
    Vendor
    Microsoft
    Product
    Build Tools
    Vendor
    Microsoft
    Product
    Build Tools For Visual Studio 2022
    Vendor
    Microsoft
    Product
    Visual Studio 2022
    Vendor
    Microsoft
    Product
    Windows
    Vendor
    Redhat
    Product
    Enterprise Linux
    Vendor
    Redhat
    Product
    Rhel Eus

    Exploits

    No exploit reference

    Common Attack Pattern Enumeration and Classification (CAPEC)

    CAPEC-13 Subverting Environment Variable Values
    CAPEC-21 Exploitation of Trusted Identifiers
    CAPEC-22 Exploiting Trust in Client
    CAPEC-267 Leverage Alternate Encoding
    CAPEC-459 Creating a Rogue Certification Authority Certificate
    CAPEC-461 Web Services API Signature Forgery Leveraging Hash Function Extension Weakness
    CAPEC-473 Signature Spoof
    CAPEC-476 Signature Spoofing by Misrepresentation
    CAPEC-59 Session Credential Falsification through Prediction
    CAPEC-60 Reusing Session IDs (aka Session Replay)
    CAPEC-64 Using Slashes and URL Encoding Combined to Bypass Validation Logic
    CAPEC-667 Bluetooth Impersonation AttackS (BIAS)
    CAPEC-72 URL Encoding
    CAPEC-76 Manipulating Web Input to File System Calls
    CAPEC-78 Using Escaped Slashes in Alternate Encoding
    CAPEC-79 Using Slashes in Alternate Encoding
    CAPEC-80 Using UTF-8 Encoding to Bypass Validation Logic
    CAPEC-94 Adversary in the Middle (AiTM)

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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