SECURITY REPORT · EXTENSHI SCAN
Shiori
Firefox extension·by Brian Lovin
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
Shiori's safety score vs every other extension we've scanned
Globally
35%of extensions carry more risk
Riskier ←→ Safer
Ranked against 369,936 extensions
In Feeds News Blogging
15%of feeds news blogging extensions carry more risk
Riskier ←→ Safer
Ranked against 6,855 feeds news blogging extensions
Findings
14
median 4Lower is safer
Critical findings
0
median 0Severity = Critical
Permissions
5
median 3Declared in manifest
Active users
30
median 2vs category median
Findings breakdown
Automated security signal · 14 distinct issues across 6 severities
14
distinct issues
detected
detected
Scanners reported 18 raw occurrences; repeats of the same issue at the same location are merged here. The list below shows every occurrence.
Critical00%
High214%
Needs Review00%
Medium964%
Low214%
Info17%
Permissions requested
1 risky permission of 5 total
1 high-risk permission require attention
This extension requests 5 permissions in total. 1 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
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
Medium
Access user identity
Can get OAuth2 tokens and access your Google account identity
Medium
Add context menu items
Can add custom items to the right-click context menu
Are you the author of Shiori?
Claim this extension to respond to findings, add context, and earn a verified badge on extenshi.io.
Add the badge to your README
Show Shiori's live security score on GitHub or in your docs
Scan performed by extenshi.io · Jul 27, 2026
Browser extensions made transparent.