CVE-2026-72940

Heap-based buffer overflow in Windows Schannel allows an unauthorized attacker to execute code over a network.

CVSS v3 8.8 HIGH

8.8^/10

CVSS v3 : HIGH

V3 Legend

Vector :

Exploitability : 2.8 / Impact : 5.9

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction REQUIRED

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

References

Link	Resource
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-72940

Configurations

No configuration.

History

No history.

Information

Published : 2026-09-08 18:20

Updated : 2026-09-09 19:17

NVD link : CVE-2026-72940

Mitre link : CVE-2026-72940

CVE.ORG link : CVE-2026-72940

JSON object : View

Products Affected

No product.

CWE

CWE-122

Heap-based Buffer Overflow

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