CVE-2026-21709

A vulnerability allowing a local attacker with administrator privileges to bypass Windows Driver Signature Enforcement.

CVSS 3.1

6.7CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H

EPSS

0.2% chance of exploitation in the next 30 days; higher than 6% of CVEs (scores of 2026-10-26)

CWE

CWE-77

Published

2026-04-17

Modified

2026-10-26

Record from

the NVD, synced 2026-10-26

References

• https://www.veeam.com/kb4830
• https://www.veeam.com/kb4831

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