Anthropic VS code extension on Cursor backdoored for nearly 12 hours

It's still unknown how attackers got access to Anthropic's verified Cursor account.

Source: Ars Technica AI · arstechnica.com Published 2026-10-30T21:09:54+00:00 Detected 2026-10-31T01:22:21+00:00

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Summary

It's still unknown how attackers got access to Anthropic's verified Cursor account.

Source transparency

Ars Technica AI arstechnica.com rss https://vqv.me/NTD6m

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Signal Intelligence

Signal Strength 88% Technical label WATCH Public Interest 44 Category BIG MOVE Reader Depth TECHNICAL

Signal Strength reflects source quality, relevance, freshness and evidence. Public Interest helps organize discovery; it is not proof of truth.

Public Interest components

Recognizable Entity Score 73 Practical Impact Score 8 Novelty Interest Score 70 Consequence Score 30 Curiosity Score 0 Shareability Score 58

Connected entities

Companies

Anthropic Cursor

Products

Cursor

Topics

AI Coding Tools

Related Signals

Why this is here

VQV surfaced this signal because it is recent, relevant to AI Coding Tools, connected to Ars Technica AI.