CyberSecBulletin

Kludex vulnerabilities

We track 9 vulnerabilities in Kludex products across 2 products. 8 are rated high or critical, and 1 has been exploited in real attacks. The most recent was published on June 22, 2026.

9vulnerabilities
0critical
8high
1exploited
7.4average CVSS score

Latest Kludex vulnerabilities

  • 7.5 High severity

    starlette: Allocation of Resources Without Limits or Throttling

    CVE-2026-54283Kludex

    Starlette is a lightweight ASGI framework/toolkit. From 0.4.1 until 1.3.1, request.form() accepts max_fields and max_part_size to bound resource consumption while parsing form data. These limits are enforced for multipart/form-data, but silently ignored for ap

  • 7.5 High severity

    python-multipart: Uncontrolled Resource Consumption

    CVE-2026-53539Kludex

    Python-Multipart is a streaming multipart parser for Python. Prior to 0.0.30, when parsing application/x-www-form-urlencoded bodies, QuerystringParser located the field separator with a two step lookup: it first scanned the entire remaining buffer for &, and o

  • 7.5 High severity

    starlette: Server-Side Request Forgery

    CVE-2026-48818Kludex

    Starlette is a lightweight ASGI framework/toolkit. In versions 1.0.1 and earlier, StaticFiles on Windows is vulnerable to SSRF. An UNC path such as \\attacker.com\share can cause os.path.realpath to initiate an outbound SMB connection before the path is reject

  • 6.5 Medium severity

    Kludex Starlette HTTP Request/Response Smuggling Exploited

    CVE-2026-48710KludexEPSS 70.3%

    Starlette is a lightweight ASGI framework/toolkit. Prior to version 1.0.1, the HTTP `Host` request header was not validated before being used to reconstruct `request.url`. Because the routing algorithm relies on the raw HTTP path while `request.url` is rebuilt

  • 7.5 High severity

    python-multipart: Allocation of Resources Without Limits or Throttling

    CVE-2026-42561Kludex

    Python-Multipart is a streaming multipart parser for Python. Prior to 0.0.27, python-multipart has a denial of service vulnerability in multipart part header parsing. When parsing multipart/form-data, MultipartParser previously had no limit on the number of pa

  • 7.5 High severity

    python-multipart: Improper Limitation of a Pathname to a Restricted Directory

    CVE-2026-24486KludexEPSS 2.21%

    Python-Multipart is a streaming multipart parser for Python. Prior to version 0.0.22, a Path Traversal vulnerability exists when using non-default configuration options `UPLOAD_DIR` and `UPLOAD_KEEP_FILENAME=True`. An attacker can write uploaded files to arbit

  • 7.5 High severity

    starlette: Inefficient Algorithmic Complexity

    CVE-2025-62727Kludex

    Starlette is a lightweight ASGI framework/toolkit. Starting in version 0.39.0 and prior to version 0.49.1 , an unauthenticated attacker can send a crafted HTTP Range header that triggers quadratic-time processing in Starlette's FileResponse Range parsing/mergi

  • 7.5 High severity

    python-multipart: Allocation of Resources Without Limits or Throttling

    CVE-2024-53981Kludex

    python-multipart is a streaming multipart parser for Python. When parsing form data, python-multipart skips line breaks (CR \r or LF \n) in front of the first boundary and any tailing bytes after the last boundary. This happens one byte at a time and emits a l

  • 7.5 High severity

    python-multipart: Inefficient Regular Expression Complexity

    CVE-2024-24762KludexEPSS 1.52%

    `python-multipart` is a streaming multipart parser for Python. When using form data, `python-multipart` uses a Regular Expression to parse the HTTP `Content-Type` header, including options. An attacker could send a custom-made `Content-Type` option that is ver