fastsse is pre-1.0 software. Security fixes are applied to the latest released version and the main branch. Older pre-1.0 releases are not guaranteed to receive backports.

Please report suspected vulnerabilities privately by opening a GitHub security advisory for this repository. If advisories are not available to you, contact the maintainers directly before publishing details.

Include the affected package, version, platform, reproduction steps, expected impact, and any suggested mitigation. Maintainers will acknowledge valid reports as soon as practical and coordinate disclosure after a fix is available.