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OpenAdvisories
High DSA-6161-1 1 CVE

multipart - security update

Published Mar 12, 2026 · Updated Mar 23, 2026

Ecosystem: Debian

Fixed packages 1

ReleasePackageFixed in
Debian · 13 multipart 1.2.1-2+deb13u1

Vulnerabilities 1

  • High 7.5
    CVE-2026-28356

    ReDoS in multipart 1.3.0 - `parse_options_header()`

    multipart is a fast multipart/form-data parser for python. Prior to 1.2.2, 1.3.1 and 1.4.0-dev, the parse_options_header() function in multipart.py uses a regular expression with an ambiguous alternation, which can cause exponential backtracking (ReDoS) when …

    defnull multipart multipart multipart Debian Ubuntu PyPI