CRITICAL CWE-121
CVE-2026-41089
Windows Netlogon Remote Code Execution Vulnerability
Microsoft·Windows Server 2012
9.8/ 10
CVSS 3.1
Critical severity
78%
EPSS exploit odds
Chance of exploitation in the next 30 days
Higher than 99.6% of all CVEs
Not listed
CISA KEV catalog
No confirmed in-the-wild exploitation on CISA's list.
Timeline
- Published
- May 12, 2026
- Updated
- Aug 10, 2026
- First covered
- Jun 29, 2026
- Latest story
- 5 months ago
Summary
Stack-based buffer overflow in Windows Netlogon allows an unauthorized attacker to execute code over a network.
CWE-121Stack-based Buffer Overflow
Attack profile
Attack vectorNetwork
ComplexityLow
PrivilegesNone
User interactionNone
ScopeUnchanged
ConfidentialityHigh
IntegrityHigh
AvailabilityHigh
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:CAffected products
- Microsoft Windows Server 20126.2.9200.0 to before 6.2.9200.26079
- Microsoft Windows Server 2012 (Server Core installation)6.2.9200.0 to before 6.2.9200.26079
- Microsoft Windows Server 2012 R26.3.9600.0 to before 6.3.9600.23181
- Microsoft Windows Server 2012 R2 (Server Core installation)6.3.9600.0 to before 6.3.9600.23181
- Microsoft Windows Server 201610.0.14393.0 to before 10.0.14393.9140
- Microsoft Windows Server 2016 (Server Core installation)10.0.14393.0 to before 10.0.14393.9140
- Microsoft Windows Server 201910.0.17763.0 to before 10.0.17763.8755
- Microsoft Windows Server 2019 (Server Core installation)10.0.17763.0 to before 10.0.17763.8755