CVE•Published 2021-12-15•Modified 2026-08-22•1 article on news•5 live references•NVD data
CVE-2021-43226Microsoft · Windows_10_1507
Vulnerability data via NVD (ingested)
CVSS v3.1
7.8
HIGH
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
EPSS percentile
87
Exploit Prediction Scoring System · top 13% of all CVEs
Description
Windows Common Log File System Driver Elevation of Privilege Vulnerability
Timeline
Published 2021-12-15
Modified 2026-08-22
External references
Search for exposed instances
Shodan + Censys queries derived from NVD's CPE data. The vuln tag catches assets Shodan has explicitly linked to this CVE; the product / banner fingerprints find exposed instances even when the vuln tag was never applied (which is common).
Shodan · vuln tag474 hosts
vuln:CVE-2021-43226Hosts Shodan has explicitly fingerprinted as vulnerable.
Shodan · OS
os:"Windows 10 1507"Hosts Shodan identified as running Windows 10 1507.
More intel sources (5)
Shodan report
vuln:CVE-2021-43226Country / ASN / product breakdown for the vuln query.
Censys
vulnerabilities.cve_id: CVE-2021-43226Censys host search filtered to this CVE id.
grep.app
CVE-2021-43226Public source-code mentions — fast PoC discovery.
GitHub code
CVE-2021-43226GitHub code search for direct mentions.
Google dork
"CVE-2021-43226" exploit -site:nvd.nist.govWrite-ups and news, NVD excluded.
Known PoCs on GitHub (3)
CVE-2021-432263 repos
Ostorlab/KEVunknown
Ostorlab KEV: One-command to detect most remotely known exploitable vulnerabilities. Sourced from CISA KEV, Google's Tsunami, Ostorlab's Asteroid and Bug Bounty programs.
rxerium/CISA-KEVPython
An automated repo to track Nuclei template scanning capabilities against the CISA KEV.
bugrabastaban/securehup-cve-ragPython