Mmastodon TechnologyCybersecurity first seen 17 h ago, last 17 h ago, peak #4

Microsoft patches high-severity Visual Studio heap overflow flaw

Original: 🚨 EUVD-2026-73170 📊 Score: 8.8/10 (CVSS v3.1) 📦 Product: .NET 10.0, Microsoft Visual Studio 2022 version 17.14, Microsof

Microsoft's Visual Studio 2022 version 17.14, .NET 10.0 and .NET Framework 4.8 are affected by a vulnerability tracked as EUVD-2026-73170, rated 8.8 out of 10 on the CVSS v3.1 scale. The flaw is a heap-based buffer overflow in Visual Studio, and the advisory was published on 8 September 2026 with an update issued on 29 September 2026. Security trackers are flagging the high severity rating, urging developers using affected Microsoft products to check whether they need to update.

Why now: A newly updated high-severity vulnerability affecting widely used Microsoft developer tools is being flagged by security trackers.

MicrosoftVisual Studio 2022.NET 10.0.NET Framework 4.8

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Evidence

• 🚨 EUVD-2026-73170 📊 Score: 8.8/10 (CVSS v3.1) 📦 Product: .NET 10.0, Microsoft Visual Studio 2022 version 17.14, Microsoft .NET Framework 4.8 (+10 more) 🏢 Vendor: Microsoft 📅 Published: 2026-09-08 | Updated: 2026-09-29 📝 Heap-based buffer overflow in Visual Studio allows an… · EUVD_Bot

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