v2.4.20

End of support

This is the final release of Msquic 2.4.

The 2.4 release branch is out of support starting 2026-09.

What's Changed

• Bump version to 2.4.20 by Guillaume Hetier (@guhetier) in #6231
• [CP] Fix hostname validation with OpenSSL/QuicTLS (#6274) by Guillaume Hetier (@guhetier) in #6277

Full Changelog: v2.4.19...v2.4.20