CVE•Published 2026-07-14•Modified 2026-07-24•1 article on news•6 live references•NVD data
CVE-2026-54999Microsoft · Windows_10_1607
Vulnerability data via NVD (ingested)
CVSS v3.1
8.8
HIGH
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS percentile
22
Exploit Prediction Scoring System · top 78% of all CVEs
Weaknesses (CWE)
Description
Concurrent execution using shared resource with improper synchronization ('race condition') in Windows TCP/IP allows an unauthorized attacker to execute code over an adjacent network.
Timeline
Published 2026-07-14
Modified 2026-07-24
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 tag0 hosts
vuln:CVE-2026-54999Hosts Shodan has explicitly fingerprinted as vulnerable.
Shodan · OS
os:"Windows 10 1607"Hosts Shodan identified as running Windows 10 1607.
More intel sources (5)
Shodan report
vuln:CVE-2026-54999Country / ASN / product breakdown for the vuln query.
Censys
vulnerabilities.cve_id: CVE-2026-54999Censys host search filtered to this CVE id.
grep.app
CVE-2026-54999Public source-code mentions — fast PoC discovery.
GitHub code
CVE-2026-54999GitHub code search for direct mentions.
Google dork
"CVE-2026-54999" exploit -site:nvd.nist.govWrite-ups and news, NVD excluded.
Known PoCs on GitHub
No public proof-of-concept repositories found for CVE-2026-54999 on GitHub.