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    CVE-2023-30798

    There MultipartParser usage in Encode's Starlette python framework before versions 0.25.0 allows an unauthenticated and remote attacker to specify any number of form fields or files which can cause excessive memory usage resulting in denial of service of the HTTP service.

    Published:Apr 21, 2023
    Last Modified:Nov 21, 2025
    EPS:Apr 21, 2023
    EPSS Score:0.00726
    CVSS Score:7.5

    Affected Products

    Vendor
    Encode
    Product
    Starlette

    Exploits

    No exploit reference

    Related CVEs

    CVE-2026-48710 (CVSS 6.5) — Starlette is a lightweight ASGI framework/toolkit. Prior to version 1.0.1, the HTTP `Host` request header was …
    CVE-2025-62727 (CVSS 7.5) — Starlette is a lightweight ASGI framework/toolkit. Starting in version 0.39.0 and prior to version 0.49.1 , an…
    CVE-2025-54121 (CVSS 5.3) — Starlette is a lightweight ASGI (Asynchronous Server Gateway Interface) framework/toolkit, designed for buildi…
    CVE-2024-47874 (CVSS 8.7) — Starlette is an Asynchronous Server Gateway Interface (ASGI) framework/toolkit. Prior to version 0.40.0, Starl…
    CVE-2024-24762 (CVSS 7.5) — `python-multipart` is a streaming multipart parser for Python. When using form data, `python-multipart` uses a…
    CVE-2023-29159 (CVSS 7.5) — Directory traversal vulnerability in Starlette versions 0.13.5 and later and prior to 0.27.0 allows a remote u…

    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