# Microsoft .NET Runtime vulnerabilities Source: https://junglewise.ai/threats/technologies/net-runtime Publisher: Junglewise Threat Intelligence, https://junglewise.ai/threats Updated: 19 October 2026, 03:07 UTC. Rebuilt every hour. Data: https://junglewise.ai/threats/technologies/net-runtime.json License: CC BY 4.0 with a link back Junglewise Threat Intelligence has tracked 3 vulnerabilities in Microsoft .NET Runtime: 1 in the last 7 days and 2 in the last 90 days, 0 of them critical and 0 exploited in the wild. The most recent, CVE-2026-96231, was published on 13 October 2026. 1 vulnerability in the last four weeks, up from none in the four before. ## Counts - Last 7 days: 1 - Last 30 days: 1 - Last 90 days: 2 - All time: 3 (0 critical, 0 exploited in the wild) ## About Microsoft .NET Runtime A cross-platform open-source runtime for building desktop, web, and cloud applications. ## Latest Microsoft .NET Runtime vulnerabilities - [CVE-2026-96231: .NET Runtime symlink following elevation of privilege](https://junglewise.ai/threats/cve-2026-96231-microsoft-security-advisory-net-and-visual-studio-elevation-of) (high, CVSS 7.8, published 13 Oct 2026) - [CVE-2026-62909: Uncaught exception in .NET allows an authorized attacker to elevate privileges locally.](https://junglewise.ai/threats/cve-2026-62909-microsoft-net-privilege-escalation-in-diagnostics-ipc) (high, CVSS 7.8, published 11 Aug 2026) - [CVE-2026-50651: Microsoft .NET denial of service via resource exhaustion](https://junglewise.ai/threats/cve-2026-50651-microsoft-net-denial-of-service-via-resource-exhaustion) (high, CVSS 7.5, published 14 Jul 2026) ## Most severe Microsoft .NET Runtime vulnerabilities - [CVE-2026-96231: .NET Runtime symlink following elevation of privilege](https://junglewise.ai/threats/cve-2026-96231-microsoft-security-advisory-net-and-visual-studio-elevation-of) (high, CVSS 7.8, published 13 Oct 2026) - [CVE-2026-62909: Uncaught exception in .NET allows an authorized attacker to elevate privileges locally.](https://junglewise.ai/threats/cve-2026-62909-microsoft-net-privilege-escalation-in-diagnostics-ipc) (high, CVSS 7.8, published 11 Aug 2026) - [CVE-2026-50651: Microsoft .NET denial of service via resource exhaustion](https://junglewise.ai/threats/cve-2026-50651-microsoft-net-denial-of-service-via-resource-exhaustion) (high, CVSS 7.5, published 14 Jul 2026) ## Vulnerabilities per week 1 vulnerability in the last four weeks, up from none in the four before. | Week of | Vulns | Critical | Exploited | | --- | --- | --- | --- | | 27 Jul 2026 | 0 | 0 | 0 | | 3 Aug 2026 | 0 | 0 | 0 | | 10 Aug 2026 | 1 | 0 | 0 | | 17 Aug 2026 | 0 | 0 | 0 | | 24 Aug 2026 | 0 | 0 | 0 | | 31 Aug 2026 | 0 | 0 | 0 | | 7 Sep 2026 | 0 | 0 | 0 | | 14 Sep 2026 | 0 | 0 | 0 | | 21 Sep 2026 | 0 | 0 | 0 | | 28 Sep 2026 | 0 | 0 | 0 | | 5 Oct 2026 | 0 | 0 | 0 | | 12 Oct 2026 | 1 | 0 | 0 | | 19 Oct 2026 | 0 | 0 | 0 | ## Other Microsoft technologies - [Microsoft Windows](https://junglewise.ai/threats/technologies/windows-): 1,706 vulnerabilities - [Microsoft Windows 10](https://junglewise.ai/threats/technologies/windows-10): 588 vulnerabilities - [Microsoft Windows 11](https://junglewise.ai/threats/technologies/windows-11): 493 vulnerabilities - [Microsoft Windows 11 24h2](https://junglewise.ai/threats/technologies/windows-11-24h2): 486 vulnerabilities - [Microsoft Windows Server 2012](https://junglewise.ai/threats/technologies/windows-server-2012): 473 vulnerabilities - [Microsoft Windows Server 2019](https://junglewise.ai/threats/technologies/windows-server-2019): 469 vulnerabilities - [Microsoft Windows Server 2022](https://junglewise.ai/threats/technologies/windows-server-2022): 461 vulnerabilities - [Microsoft Windows 11 25h2](https://junglewise.ai/threats/technologies/windows-11-25h2): 455 vulnerabilities - [Microsoft Windows Server 2016](https://junglewise.ai/threats/technologies/windows-server-2016): 427 vulnerabilities - [Microsoft Windows Server 2025](https://junglewise.ai/threats/technologies/windows-server-2025): 427 vulnerabilities - [Microsoft Windows 10 21h2](https://junglewise.ai/threats/technologies/windows-10-21h2): 359 vulnerabilities - [Microsoft Windows 10 22h2](https://junglewise.ai/threats/technologies/windows-10-22h2): 358 vulnerabilities ## Sources NVD, GitHub Security Advisories, OSV, the CISA Known Exploited Vulnerabilities catalog, FIRST EPSS and vendor advisories. Rebuilt every hour. Cite as: Junglewise Threat Intelligence, "Microsoft .NET Runtime vulnerabilities", https://junglewise.ai/threats/technologies/net-runtime, 19 October 2026.