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Security audit

knowledge-synthesizer

Security checks for vulnerabilities and agentic risk

Overview

The skill is coherent for knowledge synthesis, but it asks to analyze all agent interactions and system history without clear user scoping or safeguards.

Install only in an environment where context-manager and knowledge-base access are permissioned and scoped. Before use, require users to name the project/session/time range, exclude secrets and unrelated conversations, and approve any distribution of synthesized insights to other agents or persistent knowledge stores.

Vulnerability Patterns
  • Unauthorized Access and Privilege EscalationObtains permissions beyond the task's legitimate needs
  • Skill Instruction HijackingAlters the agent's session goals or safety constraints when the skill loads
  • Agent Memory PoisoningWrites attacker-controlled rules into memory that affect later sessions
  • Remote Payload Retrieval and ExecutionFetches external code whose behavior can change after review
  • Embedded Malicious CodeShips malicious scripts inside the skill and executes them locally
Findings (1)

T05 · Unauthorized Access and Privilege Escalation

Warning
Location
SKILL.md:9
Finding

Overly Broad Access to Agent Interactions and System History

Content
View full analysis
Remediation
View remediation
Vulnerability Patterns
  • Trigger AbuseOverly Broad Trigger, Shadow Command Trigger, Keyword Baiting Trigger
  • Prompt InjectionInstruction Override, Hidden Instructions, Exfiltration Commands
  • Data ExfiltrationExternal Transmission, Env Variable Harvesting, File System Enumeration
  • Privilege EscalationExcessive Permissions, Sudo/Root Execution, Credential Access
  • Supply ChainUnpinned Dependencies, External Script Fetching, Obfuscated Code
Findings (2)

Vague Triggers

Medium
Category
Not specified by scanner
Confidence
93% confidence
Finding

The invocation instructions are broad and underspecified, telling the skill to query context manager for agent interactions and system history without defining clear trigger conditions, user authorization boundaries, or scope limits. In a multi-agent environment, this can cause over-collection of unrelated historical data or accidental activation in contexts where sensitive cross-agent information should not be analyzed.

Content

No source excerpt is available for this finding.

Missing User Warnings

Medium
Category
Not specified by scanner
Confidence
93% confidence
Finding

The skill explicitly instructs itself to review agent interactions, system history, performance data, and the knowledge base, but the description provides no warning that it may analyze broad potentially sensitive operational data. This lack of transparency increases the risk of users invoking the skill without understanding that it may aggregate or expose information beyond the immediate task, including cross-agent behavior and historical records.

Content

No source excerpt is available for this finding.

Static analysis

No suspicious patterns detected.