CVE-2022-31394

PoC —

CVSS 3.1

7.5 high

EPSS

1%p64

Published

Feb 21, 2023 (Feb 21, 2023)

Modified

Jun 17, 2026

Description

Hyperium Hyper before 0.14.19 does not allow for customization of the max_header_list_size method in the H2 third-party software, allowing attackers to perform HTTP2 attacks.

Vendors: hyper
Products: hyper
Weakness: CWE-770
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

NVD CVE.org GitHub PoCs EPSS (1.1%)

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