Context Assembly Pipeline Attack
Attacks targeting the system prompt assembly pipeline where individual components combine into exploitable injections
Collection · Stage 7
Gather and stage data from databases, file systems, and APIs
ASSEMBLY-INJECT
Attacks targeting the system prompt assembly process where components combine into exploitable injections
Reproduced in a controlled lab environment (DVAA) with documented steps.
context-lifecycle-split-injection, context-lifecycle-displacement, context-lifecycle-priority-hijack scenarios
Reproductions in Damn Vulnerable AI Agent, the OpenA2A intentionally-broken agent for kill-chain validation.
AgentPwn coverage
An AgentPwn trap page produces a payload tagged with this technique class. Following the AgentPwn taxonomy of trap pages shows what an agent encounters.
Multi-surface delivery tiers inject into the prompt-assembly pipeline.
Evidence by source
Evidence timeline
HMA check LIFECYCLE-001 failed on fake-vulnerable-agent
HMA check LIFECYCLE-001 failed on fake-vulnerable-agent
HMA check LIFECYCLE-001 failed on fake-vulnerable-agent
HMA check LIFECYCLE-001 failed on fake-vulnerable-agent
HMA check LIFECYCLE-001 failed on hackmyagent-release-test-vplv
HMA check LIFECYCLE-001 failed on my-test-agent
HMA check LIFECYCLE-001 failed on test-agent
HMA check LIFECYCLE-001 failed on test-agent
HMA check LIFECYCLE-001 failed on test-agent
Detection · HackMyAgent
npx hackmyagent secure --ciLive = implemented in hackmyagent; queued = declaredDefense · OASB controls
How to cite
AI Agent Threat Matrix T-7007 (Context Assembly Pipeline Attack). OpenA2A, 2026. https://threats.opena2a.org/techniques/T-7007