Cases · How the AI agent failed: hijacked by hidden instructions · Themes: indirect prompt injection
| What happened | What went wrong | Severity | Earliest source |
|---|---|---|---|
| Indirect prompt injection of AI email summarizer via forged header blocks in plain viewnegligible · earliest source 2026-10-05 | security breach | negligible | 2026-10-05 |
| Claude in Chrome indirect prompt injection chain: inbox exfiltration, Drive persistence and account takeover Anthropicminor · earliest source 2026-08-05 | security breach | minor | 2026-08-05 |
Showing 1–2 of 2. Or take the JSON.