CVE-2021-38512

PoC —

CVSS 3.1

7.5 high

EPSS

2%p77

Published

Aug 10, 2021 (Aug 10, 2021)

Modified

Jun 17, 2026

Description

An issue was discovered in the actix-http crate before 3.0.0-beta.9 for Rust. HTTP/1 request smuggling (aka HRS) can occur, potentially leading to credential disclosure.

Vendors: actix fedoraproject
Products: actix-http, fedora
Weakness: CWE-444
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

NVD CVE.org GitHub PoCs EPSS (1.8%)

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