SECURITY REPORT · EXTENSHI SCAN
WriteStack: Substack Notes Scheduler & Analytics
Chrome extension·by Orel Zilberman
0
/ 100 SAFETY SCORE
RISKY
Several elevated signals. Read the findings before sharing this with your team.
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
WriteStack: Substack Notes Scheduler & Analytics's safety score vs every other extension we've scanned
Globally
6%of extensions carry more risk
Riskier ←→ Safer
Ranked against 370,277 extensions
In Productivity
8%of productivity extensions carry more risk
Riskier ←→ Safer
Ranked against 177,150 productivity extensions
Findings
72
median 16Lower is safer
Critical findings
1
median 0Severity = Critical
Permissions
3
median 3Declared in manifest
Active users
1000
median 14vs category median
Findings breakdown
Automated security signal · 72 distinct issues across 6 severities
72
distinct issues
detected
detected
Scanners reported 104 raw occurrences; repeats of the same issue at the same location are merged here. The list below shows every occurrence.
Critical11%
High57%
Needs Review00%
Medium5374%
Low1217%
Info11%
Permissions requested
1 risky permission of 3 total
1 high-risk permission require attention
This extension requests 3 permissions in total. 1 of them grant broad capabilities that are worth a careful look.
High
Access browser cookies
Can read and modify cookies, potentially accessing login sessions
Medium
Store local data
Can save data locally in the browser for persistence
Low
Schedule tasks
Can schedule periodic background tasks
Are you the author of WriteStack: Substack Notes Scheduler & Analytics?
Claim this extension to respond to findings, add context, and earn a verified badge on extenshi.io.
Add the badge to your README
Show WriteStack: Substack Notes Scheduler & Analytics's live security score on GitHub or in your docs
Scan performed by extenshi.io · Aug 23, 2026
Browser extensions made transparent.