---
format: "aidr-story-markdown/v1"
id: "5f861096c1d2bfb9d6a1feddfe75bce28ce6b5c1a56d542c509926f9740bf072"
canonical_url: "https://aidr.today/5f861096?lang=en"
title: "Attackers Compromise Official Claude VS Code Extension to Deliver SSH Backdoors"
lang: "en"
requested_lang: "en"
available_langs: ["en","vi"]
translation_fallback: null
fallback_fields: []
published_at: "2026-10-30T07:07:13.000Z"
category: "Tools"
topics: ["anthropic","safety","devtools"]
source_urls: ["https://x.com/mattjay/status/2116023617364570171","https://x.com/ArtemR/status/2116061589715689788"]
summary: "Attackers compromised the official Claude VS Code extension on Oct. 30, briefly exposing users to an SSH backdoor during a narrow installation window. Security analysts recommended enabling the extensions.installCooldownHours setting in VS Code and related IDEs to mitigate risks from supply chain attacks."
---

# Attackers Compromise Official Claude VS Code Extension to Deliver SSH Backdoors

> [Open the canonical story](<https://aidr.today/5f861096?lang=en>)

**Published:** 2026-10-30T07:07:13.000Z
**Category:** Tools
**Topics:** anthropic, safety, devtools

## Summary

Attackers compromised the official Claude VS Code extension on Oct\. 30, briefly exposing users to an SSH backdoor during a narrow installation window\. Security analysts recommended enabling the extensions\.installCooldownHours setting in VS Code and related IDEs to mitigate risks from supply chain attacks\.

## Sources

- [Story source](<https://x.com/mattjay/status/2116023617364570171>)
- [Supporting source](<https://x.com/ArtemR/status/2116061589715689788>)