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cve.nowby Sazabi
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form-data

2 known vulnerabilities (1 critical, 1 high), with the versions each affects and the releases that fix them.

Latest release
4.0.6 (Jun 12, 2026): no advisory affects it
Newest unaffected release
4.0.6 (Jun 12, 2026), the latest release
Advisories
2 · 1 critical, 1 high
Weekly downloads
227.2M
Dependents
271.7K
Releases
53 since 0.0.0 (May 16, 2011)
Registry
npm
Releases read
Nov 8, 2026

Version timeline

  • CVE-2026-12143
    Affects 0.0.0 to 2.5.5 (2.5.6 is outside it); 3.0.0 to 3.0.4 (3.0.5 is outside it); 4.0.0 to 4.0.5 (4.0.6 is outside it)
  • CVE-2025-7783
    Affects 0.0.0 to 2.5.3 (2.5.4 is outside it); 3.0.0 to 3.0.3 (3.0.4 is outside it); 4.0.0 to 4.0.3 (4.0.4 is outside it)
Every release cve.now has on record, lowest version on the left; each bar is a run of versions an advisory affects.

Advisories 2

  • form-data does not escape CR/LF/quote in multipart field names and filenames (CRLF injection)

    Affected: fixed in 2.5.6; from 3.0.0, fixed in 3.0.5; from 4.0.0, fixed in 4.0.6; fixed in 2.5.6; from 3.0.0, fixed in 3.0.5; from 4.0.0, fixed in 4.0.6.

    Fixed in 2.5.6 (released Jun 12, 2026, the day of disclosure), 3.0.5 (released Jun 12, 2026, the day of disclosure) and 4.0.6 (released Jun 12, 2026, the day of disclosure).

    The latest release, 4.0.6, is not affected.

    46% of form-data downloads last week were affected versions (121M).

  • CVE-2025-7783Critical 9.4

    Usage of unsafe random function in form-data for choosing boundary

    Affected: fixed in 2.5.4; from 3.0.0, fixed in 3.0.4; from 4.0.0, fixed in 4.0.4.

    Fixed in 2.5.4 (released Jul 17, 2025, 1 day before disclosure), 3.0.4 (released Jul 17, 2025, 1 day before disclosure) and 4.0.4 (released Jul 17, 2025, 1 day before disclosure).

    The latest release, 4.0.6, is not affected.

    20% of form-data downloads last week were affected versions (51.4M).