Cases · Quarter of the earliest source we hold: 2026-Q4 · Severity: moderate · What set it off: hidden instructions in its input

What happened	What went wrong	Severity	Earliest source
Prompt-injected email assistant summary pushes employee toward fraudulent vendor paymentmoderate · earliest source 2026-10-07	security breach	moderate	2026-10-07
Indirect prompt injection in Manus AI agent leads to reverse shell and credential exposuremoderate · earliest source 2026-10-04	security breach	moderate	2026-10-04
Microsoft reports 50 prompt-based attempts to poison AI assistant memory across 31 companiesmoderate · earliest source 2026-10-03	security breach	moderate	2026-10-03