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3 matches found

attackerkb•added 2026/08/06 9:46 p.m.•21 views

CVE-2026-71554

h2 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 header, and forward every Host header to the consuming application. Where the consumer downgrades HTTP/2 to HTTP/1.1, the resulting request...

5.3CVSS5.8AI score0.00418EPSS

SaveExploits1References3Affected Software1

OSV•added 2022/01/11 9:15 p.m.•10 views

CVE-2022-21907

HTTP Protocol Stack Remote Code Execution Vulnerability...

9.8CVSS7.6AI score0.9279EPSS

SaveExploits21References3

OSV•added 2021/05/11 7:15 p.m.•6 views

CVE-2021-31166

HTTP Protocol Stack Remote Code Execution Vulnerability...

9.8CVSS8AI score0.99867EPSS

SaveExploits24References3

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