SECURITY REPORT · EXTENSHI SCAN
AfterImage
Firefox extension·by Shiela
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
AfterImage's safety score vs every other extension we've scanned
Globally
34%of extensions carry more risk
Riskier ←→ Safer
Ranked against 369,936 extensions
In Other
11%of other extensions carry more risk
Riskier ←→ Safer
Ranked against 26,888 other extensions
Findings
5
median 3Lower is safer
Critical findings
1
median 0Severity = Critical
Permissions
2
median 3Declared in manifest
Active users
0
median 2vs category median
Findings breakdown
Automated security signal · 5 distinct issues across 6 severities
5
distinct issues
detected
detected
Scanners reported 6 raw occurrences; repeats of the same issue at the same location are merged here. The list below shows every occurrence.
Critical120%
High00%
Needs Review00%
Medium360%
Low120%
Info00%
Permissions requested
1 risky permission of 2 total
1 critical permission require attention
This extension requests 2 permissions in total. 1 of them grant broad capabilities that are worth a careful look.
Critical
Access to all websites
Can read and modify content on every website you visit
Medium
Store local data
Can save data locally in the browser for persistence
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Scan performed by extenshi.io · Jul 25, 2026
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