SECURITY REPORT · EXTENSHI SCAN
YouTube watchlater mass delete
Firefox extension·by franleplant
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
YouTube watchlater mass delete'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 Other
12%of other extensions carry more risk
Riskier ←→ Safer
Ranked against 26,888 other extensions
Findings
11
median 3Lower is safer
Critical findings
1
median 0Severity = Critical
Permissions
6
median 3Declared in manifest
Active users
149
median 2vs category median
Findings breakdown
Automated security signal · 11 distinct issues across 6 severities
11
distinct issues
detected
detected
Scanners reported 13 raw occurrences; repeats of the same issue at the same location are merged here. The list below shows every occurrence.
Critical19%
High19%
Needs Review00%
Medium873%
Low19%
Info00%
Permissions requested
1 risky permission of 6 total
1 high-risk permission require attention
This extension requests 6 permissions in total. 1 of them grant broad capabilities that are worth a careful look.
High
View open tabs
Can see URLs and titles of all open tabs
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
Low
React to page content
Can show or hide the extension icon based on page content rules
Info
*://*/*
No additional information available.
Info
https://www.youtube.com/playlist*
No additional information available.
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Scan performed by extenshi.io · Aug 25, 2026
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