BREAKING
GuardFall Bypasses AI Agent Shell Guards
0
agents tested
0
vulnerable
0K
combined GitHub stars
Why Text Guards Fail
1Input r''m looks safe
2Guard passes the text
3Bash quote removal yields rm
4Destructive command runs
Continue Held the Line
10 Other Agentsvulnerable
Regex on raw strings
Leaky tokenized guards
No guard or disabled sandbox
Continue0 of 21 bypassed
Tokenize-and-canonicalize
Normalizes commands first
Blocked most cases structurally
Guards Can Create False Security
Scope the Shell, Drop Auto-Approval
AI NEWS BLITZ
Security firm Adversa AI has disclosed a technique that defeats shell guards in AI coding agents.