Based on 1 documented incidents, Manus has an average failure severity of 7.5/10. 0 incidents were rated critical and 1 were rated high severity.

What are the most common Manus failures?

The most common failure mode is security vulnerability. Manus has 0 critical incidents.

How many Manus AI failures have been documented?

StupidLLM has documented 1 Manus AI agent failures. Each incident is severity-scored on a 0-10 scale and verified against source evidence.

Manus

AI Agent Reliability Report

According to StupidLLM's incident database, Manus has 1 documented failures with an average severity of 7.5/10 — including 0 critical and 1 high-severity incidents.

7.5

Avg Severity /10

Total Incidents

Critical

High

Failure Modes

Security Vulnerability1

Root Causes

Instruction Misunderstanding1

Worst Documented Incident

STUPID-2026-00637.5highVerified

Manus AI leaked its own system prompt when a user simply asked it to read its internal directory

All Manus Incidents

STUPID-2026-00637.5highVerified