SECURITY REPORT · EXTENSHI SCAN
Marker - Annotate any website or PDF for free
Chrome extension·by thehappyos
0
/ 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
Marker - Annotate any website or PDF for free's safety score vs every other extension we've scanned
Globally
27%of extensions carry more risk
Riskier ←→ Safer
Ranked against 371,045 extensions
In Productivity
35%of productivity extensions carry more risk
Riskier ←→ Safer
Ranked against 177,348 productivity extensions
Findings
30
median 16Lower is safer
Critical findings
0
median 0Severity = Critical
Permissions
4
median 3Declared in manifest
Active users
0
median 14vs category median
Findings breakdown
Automated security signal · 30 distinct issues across 6 severities
30
distinct issues
detected
detected
Scanners reported 32 raw occurrences; repeats of the same issue at the same location are merged here. The list below shows every occurrence.
Critical00%
High310%
Needs Review00%
Medium2480%
Low310%
Info00%
Permissions requested
2 risky permissions of 4 total
2 high-risk permissions require attention
This extension requests 4 permissions in total. 2 of them grant broad capabilities that are worth a careful look.
High
Execute scripts in pages
Can inject and execute JavaScript code in web pages
High
Manage downloads
Can initiate downloads and access your download history
Medium
Access current tab
Can temporarily access the content of the active tab when you click the extension
Medium
Store local data
Can save data locally in the browser for persistence
Are you the author of Marker - Annotate any website or PDF for free?
Claim this extension to respond to findings, add context, and earn a verified badge on extenshi.io.
Add the badge to your README
Show Marker - Annotate any website or PDF for free's live security score on GitHub or in your docs
Scan performed by extenshi.io · Aug 30, 2026
Browser extensions made transparent.