CVE Tools
Home/Vulnerability/CVE-2026-44805

CVE-2026-44805

Windows Network Controller (NC) Host Agent Denial of Service Vulnerability

Published: Jun 9, 2026Updated: Jun 11, 2026 Sources: CVE List NVD
5.5CVSS
MEDIUM

Use after free in Windows Network Controller (NC) Host Agent allows an authorized attacker to deny service locally.

EPSS Score
0.1%
Top 83.5%
CISA KEV
Not in KEV
Exploits
No Known Exploits
Remediation
Patch Available

CVSS Vector Breakdown

AV:LAC:LPR:LUI:NS:UC:NI:NA:H
Exploitability
AV:LAttack Vector
Local
AC:LAttack Complexity
Low
PR:LPrivileges Required
Low
UI:NUser Interaction
None
Scope
S:UScope
Unchanged
Impact
C:NConfidentiality
None
I:NIntegrity
None
A:HAvailability
High

Weaknesses

Affected Products

Windows Server 2019
Microsoft
Operating Systems / windows
Windows Server 2019 (Server Core installation)
Microsoft
Operating Systems / windows
Windows Server 2022
Microsoft
Operating Systems / windows
Windows Server 2025
Microsoft
Operating Systems / windows
Windows Server 2025 (Server Core installation)
Microsoft
Operating Systems / windows
and 3 more affected products View all →

Attack Graph

Products CVE Techniques Tactics

Click technique nodes to view MITRE ATT&CK details. Scroll to zoom, drag to pan.

Exploitability

Official Patch Available

MITRE ATT&CK

2 techniques
Initial Access
Privilege Escalation
View detailed technique mapping

References

Timeline

Published
Jun 9, 2026
Last Updated
Jun 11, 2026
3

Unlock Complete Vulnerability Intelligence

Get the full picture for CVE-2026-44805 and every CVE in our database. Create a free account — no credit card required.

Create Free Account
Plain-language analysis
Impact assessment and exploitation scenario in plain English
Attack graph visualization
Interactive attack path and kill chain mapping
Exploit details & PoC links
ExploitDB, Metasploit, GitHub PoCs with direct links
Nuclei scanner templates
Ready-to-use vulnerability scanner templates
Full remediation guide
Patch instructions, workarounds, and compliance impact
Interactive AI chat
Ask questions about this vulnerability in natural language
Related vulnerabilities
Semantically similar CVEs and attack patterns
REST API & MCP access
Integrate vulnerability data into your workflows