CVE-2023-29406

MediumCVSS 6.5/10Last modified Jun 17, 2026

Description

The HTTP/1 client does not fully validate the contents of the Host header. A maliciously crafted Host header can inject additional headers or entire requests. With fix, the HTTP/1 client now refuses to send requests containing an invalid Request.Host or Request.URL.Host value.

Metrics

CVSS 3.1 6.5/10CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N

Weakness enumeration

CWE-436

Affected software

No affected versions have been published.

Timeline

Published: Jul 11, 2023
Last modified: Jun 17, 2026
NVD status: Modified

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