Security Researchers Bypass Manus AI Guardrails Using JSFuck Obfuscation
10/05/2026 — 10/05, 11:13·1 sources·1 reports
Story overview
On October 5, 2026, DEV Community reported that researchers at Salt Labs discovered a novel injection vulnerability affecting Manus AI. Attackers successfully bypassed system guardrails designed to intercept plaintext injections by concealing malicious instructions within pure punctuation using JSFuck obfuscation. This allowed the AI agent to read and execute the hidden code directly. Further details regarding fixes or official responses from Manus AI have not yet been disclosed in the available reports.
AI-generated from 1 reports · updated 1 hour ago
Latest turnSalt Labs researchers discovered a novel injection technique targeting Manus AI. By wrapping instructions in JSFuck punctuation-only obfuscation, the payload bypassed guardrails designed to block plaintext injection, allowing the AI agent to read and execute the hidden code.
Reports on this story headlines open the original
Salt Labs researchers discovered a novel injection technique targeting Manus AI. By wrapping instructions in JSFuck punctuation-only obfuscation, the payload bypassed guardrails designed to block plaintext injection, allowing the AI agent to read and execute the hidden code.
DEV Community · AIAI score 60
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