cm
Fail
Audited by Gen Agent Trust Hub on Jun 6, 2026
Risk Level: HIGHREMOTE_CODE_EXECUTIONCOMMAND_EXECUTIONEXTERNAL_DOWNLOADSPROMPT_INJECTION
Full Analysis
- [REMOTE_CODE_EXECUTION]: The
README.mdandSKILL.mdprovide installation commands that pipe remote shell scripts directly tobash. These scripts (install.sh) are hosted on GitHub under the author's own repository (Dicklesworthstone/cass_memory_system). Additionally,competing_proposal_plans/claude_version/README.mdand.beads/README.mdreference similar installation patterns for related tools. - [EXTERNAL_DOWNLOADS]: The skill utilizes the
@xenova/transformerslibrary, which fetches pre-trained machine learning models from Hugging Face (a well-known service) to perform local semantic searches and generate rule embeddings. - [COMMAND_EXECUTION]: The tool executes various shell commands via the
casssearch engine and includes features to install executable hooks into.git/hooksand.claude/hooksfor safety enforcement. - [PROMPT_INJECTION]: The skill presents an attack surface for indirect prompt injection as it ingests untrusted agent session logs and uses an LLM to extract procedural rules. Malicious instructions embedded within these logs could be incorrectly identified as valid rules and persisted in the shared playbook.
- Ingestion points:
src/diary.ts,src/reflect.ts, andsrc/commands/onboard.tsare responsible for reading and parsing external.jsonlsession files. - Boundary markers: The system lacks explicit delimiters or instructions to ignore embedded prompts within the logs during the distillation phase.
- Capability inventory: The skill has the ability to write to the local filesystem and trigger arbitrary command execution through its integration with the
cassengine insrc/cass.ts. - Sanitization: While the skill includes a robust
src/sanitize.tsmodule to redact credentials and API keys from logs, it does not currently filter for natural language injection patterns that might influence the rule extraction process.
Recommendations
- HIGH: Downloads and executes remote code from: https://bun.sh/install, https://raw.githubusercontent.com/${OWNER}/${REPO}/main/install.sh, https://raw.githubusercontent.com/Dicklesworthstone/cass_memory_system/main/install.sh - DO NOT USE without thorough review
Audit Metadata