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h2 vulnerabilities

Pure-Python HTTP/2 protocol implementation

  • latest version

    4.3.0

  • latest non vulnerable version

    4.3.0

  • first published

    9 years ago

  • latest version published

    9 days ago

  • licenses detected

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    Direct Vulnerabilities

    Known vulnerabilities in the h2 package. This does not include vulnerabilities belonging to this package’s dependencies.

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    VulnerabilityVulnerable Version
    • M
    CRLF Injection

    [,4.3.0)

    Package versions

    45 VERSIONS IN TOTAL
    versionpublisheddirect vulnerabilities
    4.3.023 Aug, 2025
    • 0
      C
    • 0
      H
    • 0
      M
    • 0
      L
    4.2.01 Feb, 2025
    • 0
      C
    • 0
      H
    • 1
      M
    • 0
      L
    4.1.05 Oct, 2021
    • 0
      C
    • 0
      H
    • 1
      M
    • 0
      L
    4.0.019 Sep, 2020
    • 0
      C
    • 0
      H
    • 1
      M
    • 0
      L
    3.2.08 Feb, 2020
    • 0
      C
    • 0
      H
    • 1
      M
    • 0
      L
    3.1.12 Aug, 2019
    • 0
      C
    • 0
      H
    • 1
      M
    • 0
      L
    3.1.022 Jan, 2019
    • 0
      C
    • 0
      H
    • 1
      M
    • 0
      L
    3.0.13 Apr, 2017
    • 0
      C
    • 0
      H
    • 1
      M
    • 0
      L
    3.0.024 Mar, 2017
    • 0
      C
    • 0
      H
    • 1
      M
    • 0
      L
    2.6.23 Apr, 2017
    • 0
      C
    • 0
      H
    • 1
      M
    • 0
      L