Visual Studio Code Marketplace — Cyber Threats, Attacks & Incidents

Threat entity extracted from intelligence sources

Frequency
4
occurrences
First Seen
December 8, 2025
Last Seen
May 19, 2026

Visual Studio Code Marketplace is the official distribution hub for VSCode extensions managed by Microsoft.

Overview

Visual Studio Code Marketplace is the official distribution hub for VSCode extensions managed by Microsoft. It enables developers to extend VSCode functionality but also represents a broad software supply-chain surface that attackers can abuse to deliver malicious extensions. Recent findings show threat actors using the marketplace to drop infostealer payloads, underscoring cybersecurity risks associated with extension ecosystems.

Related Threat Clusters

Recent Intelligence Reports

  • Hackers Abuse Microsoft Entra ID Accounts to Exfiltrate Microsoft 365 and Azure Data — Cybersecuritynews · May 19, 2026
  • GlassWorm malware attacks return via 73 OpenVSX "sleeper" extensions — Bleepingcomputer · April 27, 2026
  • GlassWorm malware attacks return via 73 OpenVSX "sleeper" extensions — Bleepingcomputer · April 27, 2026
  • Malicious VSCode extensions on Microsoft's registry drop infostealers — Bleepingcomputer · December 8, 2025

CVSS v3.1 Breakdown