T09 · Insecure Skill Coding Practices
- Location
SKILL.md:33- Finding
Predictable Shared Temporary File Enables Symlink and Cross-Session Attacks
- Content
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- Remediation
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Security audit
Security checks for vulnerabilities and agentic risk
This skill does what it claims: it enables WhatsApp voice conversations using local transcription and local text-to-speech, with some privacy and temporary-file cautions.
Install only if you want WhatsApp voice notes transcribed and answered by the agent. Prefer adding an explicit opt-in/disable flow and changing the TTS output example to use a unique private temporary file that is deleted after sending.
SKILL.md:33Predictable Shared Temporary File Enables Symlink and Cross-Session Attacks
The skill is designed to automatically transcribe users' voice messages and generate return audio, but it does not include any user-facing notice, consent step, or privacy warning about that processing. Even though the tools are local, voice data and transcription content can contain sensitive personal information, so silent processing and re-broadcasting of that content creates a meaningful privacy and consent risk.
No suspicious patterns detected.