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Fencer Vulns
medium 6.5

CVE-2016-3226 json

Active Directory in Microsoft Windows Server 2008 R2 SP1 and Server 2012 Gold and R2 allows remote authenticated users to cause a denial of…

published 2016-06-16 10 y ago modified 2026-06-17 4 mo ago also EUVD-2016-4264

cvss
6.5
version 3.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
10.7%
EPSS 10.7% chance of exploitation in 30 days, percentile 95%
public exploits
0
none known

Summary

Active Directory in Microsoft Windows Server 2008 R2 SP1 and Server 2012 Gold and R2 allows remote authenticated users to cause a denial of service (service hang) by creating many machine accounts, aka "Active Directory Denial of Service Vulnerability."

Exploit prediction

10.70% chance of exploitation in the next 30 days, higher than 95% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
NVD 3.0 6.5 CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
NVD 2.0 4.0 AV:N/AC:L/Au:S/C:N/I:N/A:P

Classification

Weakness

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.