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Δ / VULNERABILITY RECORD

CVE-2021-43226.

Source-reported disclosure and enrichment record.

SEVERITY / CVSSUnscoredNo severity score in this snapshot.
EXPLOITATION STATUSCISA known exploitedAdded Oct 06, 2025
RECORD STATUSAwaiting NVD dataModified Oct 06, 2025

Disclosure summary

Microsoft Windows Common Log File System Driver contains a privilege escalation vulnerability that could allow a local, privileged attacker to bypass certain security mechanisms.

CISA remediation guidance

Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.

Original records & references

PUBLISHED 2025-10-06T00:00:00-04:00
MODIFIED 2025-10-06T00:00:00-04:00
INGESTED 2026-10-06T11:42:57-04:00