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CVE-2022-21894

MediumPublished

Secure Boot Security Feature Bypass Vulnerability

Published: Jan 11, 2022
Updated: Jan 2, 2025
Assigning CNA: microsoft
Evidence observed: Aug 7, 2026

Primary CVSS

4.4/ 10Medium

nvd · CVSS 3.1

CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:H/A:N

EPSS probability estimate

6.6%

Low · next 30 days

Percentile: 93.6%
Model date: Sep 21, 2026

EPSS is a statistical estimate, not a certainty or a measure of impact. Combine it with CVSS, KEV status, exposure and your environment.

Summary

Secure Boot Security Feature Bypass Vulnerability

Sources

BlackLotus-DetectionDetection
Public repo for anything CVE-2022-21894
batondrop_armv7Exploit
An implementation of baton drop (CVE-2022-21894) for armv7 (MSM8960)
CVE-2022-21894Exploit
baton drop (CVE-2022-21894): Secure Boot Security Feature Bypass Vulnerability
CVE-2022-21894-PayloadPoC

Responsible use

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Example payload for CVE-2022-21894

CVE-2022-21894-Payload-NewExploit

C-based payload for CVE-2022-21894 that maps a second stage payload to call EFI services, extending the original PoC for Secure Boot bypass exploitation.