Caveat verdict

icalendar-sync

88
🟢 Trusted
No high-risk patterns surfaced by the deep scan — automated capability review, not behavioral proof.

Provides iCloud Calendar CRUD via CalDAV with explicit security rules (keyring over env, never primary Apple password, strict file permissions) that match its stated calendar management purpose.

⚠ Flagged for review — coarse, uncorroborated signal, not a confirmed exploit. Review the config yourself before installing.

Automated static analysis — not a human review. Caveat flags capabilities, not confirmed intent, and can produce false positives. Disagree with this verdict? Use Dispute below.

15
security
90
transparency
70
maintenance

Findings (7)

Pattern match critical

Possible hardcoded credential

SKILL.md · code · PASSWORD="xxxx-xxxx-xxxx-xxxx

Pattern match high

Pipe to python — executes piped content as Python code

.github/workflows/security.yml · prose · downgraded · | python

Pattern match medium

Instructs covert action — may act without user awareness

README.md · prose · downgraded · silently

Pattern match medium

Accesses system credential store

README.md · prose · downgraded · keychain

Pattern match medium

subprocess execution — runs system commands from Python

src/icalendar_sync/calendar.py · prose · downgraded · subprocess.run(

Pattern match low

Python os.getenv — reads environment variable

src/icalendar_sync/calendar.py · prose · downgraded · os.getenv(

Pattern match low

Python shutil file operation — copies/moves/deletes files

src/icalendar_sync/calendar.py · prose · downgraded · shutil.move(

Why the tier is capped

Execution sink present in raw bytes (Hard Floor: class D). Final tier capped at Caution — cannot be lifted by any downgrade, example-payload opt-in, or allowlist.

Permissions & capabilities

No declared permissions — minimal attack surface.

Is this flag fair?

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