CVE-2025-22871

CriticalCVSS 9.1/10Last modified Jun 17, 2026

Description

The net/http package improperly accepts a bare LF as a line terminator in chunked data chunk-size lines. This can permit request smuggling if a net/http server is used in conjunction with a server that incorrectly accepts a bare LF as part of a chunk-ext.

Metrics

CVSS 3.1 9.1/10CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N

Affected software

No affected versions have been published.

Timeline

Published: Apr 8, 2025
Last modified: Jun 17, 2026
NVD status: Deferred

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