Product
Claude Code extension
- First Reported
- Oct 30, 2026
- Latest Reported
- Oct 30, 2026
Reported Context (1)
- On October 29, 2026, Cursor reported that a malicious version of Anthropic’s Claude Code extension (2.1.313) was available in the Cursor extension marketplace between approximately 09:27 and 20:35 UTC. Cursor identified Malicious Claude Code Extension Distributed Through Cursor Marketplace
MITRE ATT&CK (2)
Vendors (3)
Products (2)
Note: Related entities, including threat actors, malware, CVEs, MITRE ATT&CK techniques, vendors, products, tools, countries, and industries, are shown when they appear in the same reporting. Their presence does not necessarily mean they were targeted, compromised, vulnerable, responsible for the activity, or directly involved in the incident.