Locked in heated rivalry with researcher, Microsoft fixes 0-day they disclosed

A separate zero-day also disclosed by Nightmare Eclipse appears to be patched as well. https://arstechnica.com/security/2026/06/locked-in-heated-rivalry-with-researcher-microsoft-fixes-0-day-they-disclosed/?utm_brand=arstechnica&utm_social-type=owned&utm_source=mastodon&utm_medium=social