T-4004validatedactive
Delegation Abuse
Abuse agent delegation mechanisms to escalate privileges through trusted agent chains
Tactic
Privilege Escalation (Stage 4)
Escalate capabilities beyond declared scope or bypass authorization
Attack Class
AGENT-IMPERSONATE
Impersonating trusted agents or administrative roles to gain unauthorized access
Evidence
validated
Reproduced in controlled lab environment (DVAA) with documented steps.
DVAA Validation
delegation-privilege-escalation
Honeypot Coverage (AgentPwn)
An AgentPwn trap page produces a payload tagged with this technique class. Following the AgentPwn taxonomy of trap pages shows what an agent encounters.
Detection (HackMyAgent)
Live4 live · 0 queued
AUTH-001AUTH-002AUTH-003AUTH-004
npx hackmyagent secure --ciLive = check implemented in hackmyagent; queued = declared, not yet implementedDefense (OASB Controls)
Live5 live · 0 queued
How to Cite
AI Agent Threat Matrix T-4004 (Delegation Abuse). OpenA2A, 2026. https://threats.opena2a.org/techniques/T-4004