CVE-2026-42915
Windows TCP/IP Denial of Service Vulnerability
Published: Jun 9, 2026Updated: Jun 11, 2026 Sources: CVE List NVD
5.7CVSS
MEDIUMIncorrect calculation of buffer size in Windows TCP/IP allows an authorized attacker to deny service over an adjacent network.
EPSS Score
0.2%
Top 56.6%
CISA KEV
Not in KEV
Exploits
No Known Exploits
Remediation
Patch Available
CVSS Vector Breakdown
Exploitability
AV:AAttack VectorAdjacent
AC:LAttack ComplexityLow
PR:LPrivileges RequiredLow
UI:NUser InteractionNone
Scope
S:UScopeUnchanged
Impact
C:NConfidentialityNone
I:NIntegrityNone
A:HAvailabilityHigh
Weaknesses
Affected Products
and 13 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
1 technique Initial Access
References
Timeline
Published
Jun 9, 2026
Last Updated
Jun 11, 2026
News mentions
3Unlock Complete Vulnerability Intelligence
Get the full picture for CVE-2026-42915 and every CVE in our database. Create a free account — no credit card required.
Create Free AccountPlain-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