Claude Opus 5.5 Wipes User's C Drive in Bypass Permissions Mode

A user reported that Claude Opus 5.5 in bypass permissions mode deleted his entire C drive, saved only by a NAS backup. Commenters advise using the safer auto permission mode instead of --dangerously-skip-permissions.

2026-10-07 ~ 2026-10-07 · 2 related posts

• Opus 5.5 in bypass-permissions mode wiped a user's entire C drive — jasonkneen · 2026-10-07
• Claude Opus 5.5 deletes user's hard drive; dev suggests --permission-mode auto — JeremyNguyenPhD · 2026-10-07