Packages / undici / Security

ModerateVulnerabilityGHSA-m8rv-5g2x-5cg5Published 3 Aug 2026

undici vulnerable to CRLF Injection via blob-like body 'type' property

Affected · undici

  • < 6.28.0
  • >= 7.0.0, < 7.29.0
  • >= 8.0.0, < 8.9.0

Fixed in

8.9.0

npm install undici@8.9.0

  1. Affected

    0.1.0 – 6.27.0

    205 releases

  2. Fixed

    6.28.0 – 6.29.1

    4 releases

  3. Affected

    7.0.0 – 7.28.0

    47 releases

  4. Fixed

    7.29.0 – 7.30.1

    4 releases

  5. Affected

    8.0.0 – 8.8.0

    13 releases

  6. Fixed

    8.9.0 – 8.12.3

    11 releases, latest

284 stable releases of undici, oldest to newest.

What happens

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