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CVE PROGRAM SOURCE RECORD5.3 Medium

CVE-2026-116566

socket.getaddrinfo() accepts embedded null bytes in host and port

Description

socket.getaddrinfo() previously accepted null bytes within *host* and *port* parameters which can cause the values to be silently truncated.

Affected products

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

Python Software Foundation CPython

Default version status: unaffected

  • 0 to < 3.16.0affected

References