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h2

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

Latest release
Not known: cve.now hasn't read this package's releases
Newest unaffected release
Not known without release data
Advisories
2 · 2 medium
Weekly downloads
43.9M
Dependents
9,424
Registry
PyPI

Advisories 2

  • CVE-2026-71554Medium 5.3

    h2: Duplicate Host header could facilitate request smuggling

    Affected: fixed in 4.4.1.

  • CVE-2025-57804Medium 6.9

    h2 allows HTTP Request Smuggling due to illegal characters in headers

    Affected: fixed in 4.3.0.