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Oct 31, 2026 · SatPublished daily at 08:00

AI Daily · Oct 31, 2026 · Sat

ICREAT AI NEWS

8 issues31

Oct 2026Sat

4stories4sources3first-party releasesAbout 2 min read

Lead story

Cursor discloses malicious Claude Code extension 2.1.313 in Marketplace, up to 5,000 users affected

Cursor discovered a maliciously tampered Anthropic.claude-code 2.1.313 in the VS Code Extension Marketplace; this version was not developed by Anthropic, and up to 5,000 users are affected.

Cursor BlogFirst partyPlus 2 sources reportingOriginal

Industry news

Cloudflare BlogFirst party

Cloudflare tracks exploitation and patching of eMudhra weak keys

Cloudflare disclosed the results of its tracking of the eMudhra weak key incident: within one week, Pingora recorded about 22,000 handshake attempts using weak keys, of which about 160 had certificate SANs pointing to other organizations' domains, but no evidence was found that they were used to intercept Cloudflare connections.

Original

Research Papers

The Decoder

Claude Sonnet 5 autonomously selects gene therapy and completes mouse brain surgery

Researchers gave Claude Sonnet 5 a list of 19 candidate gene therapies and a custom surgical device, with the sole instruction of reducing seizures in epilepsy model mice; the agent independently selected the drug, brain region, and stereotaxic coordinates and completed the injection, making 32 observations during the procedure.

Original

Tips and Opinions

OpenRouter AnnouncementsFirst party

Measured real-session costs of Claude Code models: how much do Opus 5.5 and Sonnet 5.5 differ

OpenRouter analyzed real Claude Code sessions over 30 days ending October 18, 2026; for sessions of 2 to 9 turns, the median cost was $0.31 on Claude Opus 5.5, $0.16 on Claude Sonnet 5.5, and less than 1 cent on Claude Haiku 5.5.

Original