CVE-2020-7695

MediumCVSS 5.3/10Last modified Jun 17, 2026

Description

Uvicorn before 0.11.7 is vulnerable to HTTP response splitting. CRLF sequences are not escaped in the value of HTTP headers. Attackers can exploit this to add arbitrary headers to HTTP responses, or even return an arbitrary response body, whenever crafted input is used to construct HTTP headers.

Metrics

CVSS 3.1 5.3/10CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N

Weakness enumeration

CWE-74

Affected software

No affected versions have been published.

Timeline

Published: Jul 27, 2020
Last modified: Jun 17, 2026
NVD status: Modified

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