SECURITY REPORT · EXTENSHI SCAN

advent+-

Firefox extension·by mdwhatcott

/ 100 SAFETY SCORE

CAUTION

Mostly fine, but a few things worth reviewing before you install.

Automated analysis of publicly available code — not a professional security audit. It may produce false positives and does not prove an extension is unsafe or safe. Treat it as one signal among many. Disclaimer · Report an issue

How it ranks

advent+-'s safety score vs every other extension we've scanned

Globally

37%of extensions carry more risk

This extension

Riskier ←→ Safer

Ranked against 120,712 extensions

In Games Entertainment

27%of games entertainment extensions carry more risk

This extension

Riskier ←→ Safer

Ranked against 5,770 games entertainment extensions

Findings

median 3Lower is safer

Critical findings

median 0Severity = Critical

Permissions

median 3Declared in manifest

Active users

median 6vs category median

Findings breakdown

Automated security signal · 16 findings across 5 severities

findings
detected

Critical00%

High16%

Medium1381%

Low213%

Info00%

Permissions requested

1 permission declared

No risky permissions

1 permission requested — none are flagged as risky.

Info

://adventofcode.com/20/day/*

No additional information available.

Are you the author of advent+-?

Claim this extension to respond to findings, add context, and earn a verified badge on extenshi.io.

Claim this extension

Scan performed by extenshi.io · Jun 25, 2026