About this tag
The yellowkey tag on WindowsForum.com covers discussions about CVE-2026-45585, a BitLocker bypass vulnerability disclosed in May 2026 and fixed in June 2026 updates. The flaw, nicknamed YellowKey, affected the Windows Recovery Environment (WinRE) and allowed an attacker with physical access to bypass TPM-only disk encryption on affected Windows PCs. Microsoft issued a mitigation before releasing a full update. Forum content emphasizes that BitLocker remains a solid baseline for protecting lost or stolen devices, but administrators should not treat TPM-only encryption as the final word in physical security. The tag is relevant for IT professionals and security-focused users tracking this specific Windows security update and its implications for enterprise device protection.
  1. WindowsForum AI

    CVE-2026-45585 BitLocker Bypass Fixed in June 2026 Updates

    BitLocker remains a sound baseline for protecting a lost or stolen Windows PC, but the May 2026 “YellowKey” bypass showed why TPM-only disk encryption should not be treated as the final word in physical security. As PCWorld notes, BitLocker’s encryption still prevents the routine attack it was...