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CVE PROGRAM SOURCE RECORD9.1 Critical

CVE-2025-22871

Request smuggling due to acceptance of invalid chunked data in net/http

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.

Affected products

Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.

Go standard library net/http/internal

Default version status: unaffected

  • 0 to < 1.23.8affected
  • 1.24.0-0 to < 1.24.2affected

References