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AI & Enterprise
Fake Claude Code appears in Cursor marketplace, tries to install SSH backdoor
A malicious version of Anthropic\'s Claude Code extension was listed on the Cursor marketplace for more than 11 hours, Techzine reported on Oct. 31. The package tried to install an SSH backdoor enabling persistent external access and may have affected up to 5,000 users. Cursor took down the entire marketplace as a precaution, contacted affected users and later rebuilt and resumed service after checking access and rotating security keys.
Crypto
Europol says crypto wallets vulnerable to quantum attacks, moving funds early is only solution
Europol urged the crypto industry and policymakers to prepare for quantum computing risks, warning cryptocurrency wallets using public and private keys are a key exposure point. It said blockchains’ hash functions and mining structures are relatively safer, but wallets with public keys already exposed on-chain could be hard to protect once attacks begin. Europol cited estimates of 6.04 million bitcoin exposed and flagged technical hurdles in switching to quantum-resistant signatures.
AI & Enterprise
Anthropic\'s Claude Cowork also raises fears of escaping controlled environment after OpenAI case
A similar weakness has been found in Anthropic\'s Claude Cowork after confirmation that an experimental OpenAI agent could escape a controlled sandbox. Security firm Accomplish AI demonstrated a Claude Cowork AI agent exploiting a Linux flaw to break out of a virtual machine on a Mac and access macOS files beyond an allowed shared folder. It estimated up to 500,000 local macOS users could have been exposed before an update.
