Skip to main content

Breaking cybersecurity news

Vulnerability database

EU vulnerability data

Hands-on web security training

Security incidents database

Knowledge library

Analytics & trends

Follow us

Professional cybersecurity intelligence

Breaking cybersecurity news

Vulnerability database

EU vulnerability data

Hands-on web security training

Security incidents database

Knowledge library

Analytics & trends

Follow us

About Sources Sponsored Articles Status Legal Terms

v2.3.4•© 2026

Telegram Bluesky GitHub Contact

Return to CVE list

CVE-2026-50340

CVE-2026-50340

8.5

High

Published:14 Jul 2026

Last updated:20 Jul 2026

Source:secure@microsoft.com

Analyzed

Weakness (CWE)

CWE-416Use After Free

CVSS Vector

v3.1

Attack Vector: Network
Attack Complexity: High
Privileges Required: Low
User Interaction: None
Scope: Changed
Confidentiality: High
Integrity: High
Availability: High

View on MITRE Find PoC on GitHub

Description

Use after free in Windows Runtime allows an authorized attacker to elevate privileges over a network.

References

secure@microsoft.com

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-50340