SECURITY REPORT · EXTENSHI SCAN
Storage Cleaner for Outlook.com & OneDrive: Free Up Microsoft Storage
Chrome extension·by Batch for Google Photos
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
Storage Cleaner for Outlook.com & OneDrive: Free Up Microsoft Storage's safety score vs every other extension we've scanned
Globally
8%of extensions carry more risk
Riskier ←→ Safer
Ranked against 369,936 extensions
In Productivity
10%of productivity extensions carry more risk
Riskier ←→ Safer
Ranked against 177,133 productivity extensions
Findings
159
median 16Lower is safer
Critical findings
0
median 0Severity = Critical
Permissions
4
median 3Declared in manifest
Active users
29
median 14vs category median
Findings breakdown
Automated security signal · 159 distinct issues across 6 severities
159
distinct issues
detected
detected
Critical00%
High32%
Needs Review00%
Medium14491%
Low106%
Info21%
Permissions requested
4 permissions declared
No risky permissions
4 permissions requested — none are flagged as risky.
Medium
Access user identity
Can get OAuth2 tokens and access your Google account identity
Medium
Store local data
Can save data locally in the browser for persistence
Low
Block network requests (declarative)
Can block or redirect network requests using predefined rules without seeing content
Low
Create offscreen documents
Can create hidden documents for background processing tasks
Are you the author of Storage Cleaner for Outlook.com & OneDrive: Free Up Microsoft Storage?
Claim this extension to respond to findings, add context, and earn a verified badge on extenshi.io.
Add the badge to your README
Show Storage Cleaner for Outlook.com & OneDrive: Free Up Microsoft Storage's live security score on GitHub or in your docs
Scan performed by extenshi.io · Aug 22, 2026
Browser extensions made transparent.