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net textproto
About this tag
The net textproto tag on WindowsForum.com covers discussions about Go's net/textproto package, including security vulnerabilities and performance issues. A recent thread highlights CVE-2025-61724, a vulnerability in the Reader.ReadResponse function that can lead to excessive CPU consumption due to quadratic time complexity when processing responses with many short lines. This package provides generic support for text-based protocols like SMTP, NNTP, and HTTP-style numeric responses. Topics may include fixes, patches, and best practices for using net/textproto safely in Go applications, particularly in enterprise IT and development contexts where protocol parsing performance and security are critical.
A newly published vulnerability in the Go standard library — tracked as CVE-2025-61724 — exposes a classic performance pitfall: the Reader.ReadResponse function in net/textproto could be coaxed into excessive CPU consumption when it constructs response messages composed of a large number of...