Up to 5,000 Cursor users affected by a compromised Claude Code extension

Updated 2026-10-31 · told from many outlets at once

A maliciously modified version of Anthropic’s Claude Code extension was available on the Cursor VS Code extension marketplace.

• A maliciously modified version of Anthropic’s Claude Code extension was available on the Cursor VS Code extension marketplace.

Outlets: Ars Technica - All content, Business Standard, Estadão, TimesLIVE, ZN.UA

Written by AI from the outlets' reporting and checked automatically; it can contain mistakes. How Daily Brief works · Privacy