The following versions of go-runewidth are currently supported with security updates.

If you discover a security vulnerability in go-runewidth, please report it privately via GitHub's "Report a vulnerability" feature on the Security tab of the repository (https://github.com/mattn/go-runewidth/security), or by emailing the maintainer at mattn.jp@gmail.com.

Please include a description of the issue, reproduction steps, and the affected version. You can expect an initial response within one week. If the vulnerability is accepted, a fix will be prepared and a new release will be published; you will be credited in the release notes unless you request otherwise. If the report is declined, you will receive an explanation of the reasoning.