Computerweekly iconComputerweeklySep 2, 2026

Mythos helps bug bounty firm find critical hidden RCE

HackerOne used Anthropic's controversial Claude Mythos 5 model on its codebase and found a critical hidden flaw.

Mythos helps bug bounty firm find critical hidden RCE

Share this story

Send the public story page.

Useful takeaways from this story.

HackerOne used Anthropic's controversial Claude Mythos 5 model on its codebase and found a critical hidden flaw.

Building the complete brief

The page is ready to read now. The fuller skim-friendly version will appear here automatically.

The useful part

HackerOne used Anthropic's controversial Claude Mythos 5 model on its codebase and found a critical hidden flaw.

Keep reading in the app

Open the app view to save this story, compare related coverage, and continue from the same source.

Open in app