Oathe Security Badge

Is yhc0712/calendar-accuracy safe?

Yes. yhc0712/calendar-accuracy is safe to install. Oathe's behavioral security audit gave the calendar-accuracy skill by yhc0712 a trust score of 92/100 with 3 findings, none critical or high. Report updated

https://github.com/yhc0712/calendar-accuracy

92
SAFE

Is yhc0712/calendar-accuracy safe to install?

This is a legitimate calendar and date calculation utility skill that helps LLMs avoid common date arithmetic errors. The Python script appears benign and performs standard date operations using well-known libraries. No evidence of malicious behavior, prompt injection, or data exfiltration was detected.

What security issues were found in yhc0712/calendar-accuracy?

Category Scores

Prompt Injection 98/100 · 30%
Data Exfiltration 98/100 · 25%
Code Execution 80/100 · 20%
Clone Behavior 95/100 · 10%
Canary Integrity 100/100 · 10%
Behavioral Reasoning 90/100 · 5%

Findings (3)

MEDIUM Executable Python Script -20 ▶

The skill contains a Python script (date_calc.py) that performs date and calendar calculations. While the code appears legitimate and benign, executable code always presents some risk.

LOW External Dependency Requirement -5 ▶

The skill requires installation of the 'holidays' Python library via pip, as mentioned in the README.

INFO Standard Git Clone Operation -5 ▶

The skill installation performed a standard git clone operation connecting only to GitHub's servers as expected.

Should I install yhc0712/calendar-accuracy?

Oathe's verdict for yhc0712/calendar-accuracy is SAFE with a trust score of 92/100. Recommendation: Install.