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    CVE-2025-6274

    A vulnerability was found in WebAssembly wabt up to 1.0.37. It has been classified as problematic. Affected is the function OnDataCount of the file src/interp/binary-reader-interp.cc. The manipulation leads to resource consumption. Attacking locally is a requirement. The exploit has been disclosed to the public and may be used. A similar issue reported during the same timeframe was disputed by the code maintainer because it might not affect "real world wasm programs". Therefore, this entry might get disputed as well in the future.

    Published:Jun 19, 2025
    Last Modified:Jul 2, 2025
    EPS:Jun 19, 2025
    EPSS Score:0.00043
    CVSS Score:3.3

    Affected Products

    Vendor
    Webassembly
    Product
    Wabt

    Exploits

    https://github.com/WebAssembly/wabt/issues/2598https://github.com/user-attachments/files/20191325/wabt_crash_4.txthttps://github.com/WebAssembly/wabt/issues/2598

    Related CVEs

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    CVE-2025-6275 (CVSS 1.9) — A vulnerability was found in WebAssembly wabt up to 1.0.37. It has been declared as problematic. Affected by t…
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    CVE-2025-3122 (CVSS 2.3) — A vulnerability classified as problematic was found in WebAssembly wabt 1.0.36. Affected by this vulnerability…
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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