Python-hyper H2

2 CVEs affecting Python-hyper H2. Latest disclosed: 2026-08-06. Critical: 0, High: 0.

Top CVEs affecting Python-hyper H2
CVESeverityScorePublishedSummary
CVE-2026-71554Medium5.32026-08-06h2 is a pure-Python implementation of a HTTP/2 protocol stack. Versions up to and including 4.4.0 accept request header blocks containing more than one Host he…
CVE-2025-578042025-08-25h2 is a pure-Python implementation of a HTTP/2 protocol stack. Prior to version 4.3.0, an HTTP/2 request splitting vulnerability allows attackers to perform re…