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Microsoft Secure Boot vulnerability exploited for years

Microsoft's Secure Boot feature has been vulnerable for a significant period due to unrevoked "shims." These legacy components allowed for simple bypasses of the security measure, compromising its integrity. The vulnerability was reportedly present for most of the feature's existence. AI

RANK_REASON Security vulnerability in a specific software component.

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Microsoft Secure Boot vulnerability exploited for years

COVERAGE [1]

  1. Mastodon — mastodon.social TIER_1 English(EN) · [email protected] ·

    📰 Microsoft Secure Boot has been broken for most of its existence Old and forgotten "shims" Microsoft failed to revoke have made Secure Boot bypasses simple. 📰

    📰 Microsoft Secure Boot has been broken for most of its existence Old and forgotten "shims" Microsoft failed to revoke have made Secure Boot bypasses simple. 📰 Source: Ars Technica 🔗 Link: https://arstechnica.com/security/2026/07/microsoft-secure-boot-has-been-broken-for-most-of-…