Friday 6 November
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Claude Dispatch design flaw let malicious browser extensions run commands on remote computers

Severity
High
Sources
2

Researchers at found a design flaw in 's feature. Dispatch accepted instructions from an ordinary logged-in claude.ai session, so a malicious browser extension that could control that site could send commands to the operating system, including on another computer. The attack was named ThisBash.

For IT people · Written by AI from 2 sources · Wrong?

What to do

  1. Remove browser extensions that you do not recognise or do not trust.

Written by AI from the sources, checked against them

Full story timeline · 2 updates

  1. Fri 6 NovemberClaude Dispatch Flaw Lets Malicious Browser Extensions Run Code on Connected ComputersCyber Security News
  2. Claude AI Flaw Lets Malicious Browser Extensions Execute Commands on Remote ComputersGBHackers

Who reported · 2 outlets

Cyber Security NewsGBHackers

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