extenshi.io
SECURITY REPORT · EXTENSHI SCAN

SyllaSync

Firefox extension·by NorthQuad Labs LLC
84
/ 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

SyllaSync's safety score vs every other extension we've scanned
Globally
51%of extensions carry more risk
This extension
Riskier ←→ Safer
Ranked against 397,380 extensions
In Alerts & Updates
27%of alerts & updates extensions carry more risk
This extension
Riskier ←→ Safer
Ranked against 7,083 alerts & updates extensions
Findings
12
median 4Lower is safer
Critical findings
0
median 0Severity = Critical
Permissions
6
median 3Declared in manifest
Active users
0
median 1vs category median

Findings breakdown

Automated security signal · 12 distinct issues across 6 severities
12
distinct issues
detected
Scanners reported 13 raw occurrences; repeats of the same issue at the same location are merged here. The list below shows every occurrence.

Permissions requested

6 permissions declared
No risky permissions
6 permissions requested — none are flagged as risky.
Medium
Store local data

Can save data locally in the browser for persistence

Low
Schedule tasks

Can schedule periodic background tasks

Info
https://blackboard.ndus.edu/*

No additional information available.

Info
https://northquadlabs.com/extension-continue*

No additional information available.

Info
https://northquadlabs.com/calendar-connected*

No additional information available.

Info
https://syllasync-api.northquadlabs.com/*

No additional information available.

Are you the author of SyllaSync?

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

Claim this extension

Add the badge to your README

Show SyllaSync's live security score on GitHub or in your docs
Extenshi security score badge preview
Markdown
[![Extenshi security score](https://catalog.extenshi.io/api/badge/397209)](https://catalog.extenshi.io/extensions/397209/security)
HTML
<a href="https://catalog.extenshi.io/extensions/397209/security"><img src="https://catalog.extenshi.io/api/badge/397209" alt="Extenshi security score" /></a>

The badge always shows the current score — it updates automatically after every scan.

Scan performed by extenshi.io · Aug 24, 2026
Browser extensions made transparent.