SECURITY REPORT · EXTENSHI SCAN
Accept Header Override
Firefox extension·by Cake
81
/ 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
Accept Header Override's safety score vs every other extension we've scanned
Globally
40%of extensions carry more risk
Riskier ←→ Safer
Ranked against 415,509 extensions
In Photos Music Videos
22%of photos music videos extensions carry more risk
Riskier ←→ Safer
Ranked against 11,254 photos music videos extensions
Findings
5
median 5Lower is safer
Critical findings
1
median 0Severity = Critical
Permissions
1
median 3Declared in manifest
Active users
1
median 6vs category median
Findings breakdown
Automated security signal · 5 distinct issues across 6 severities
5
distinct issues
detected
detected
Critical120%
High120%
Needs Review00%
Medium240%
Low120%
Info00%
Permissions requested
1 permission declared
No risky permissions
1 permission requested — none are flagged as risky.
Low
Block network requests (declarative)
Can block or redirect network requests using predefined rules without seeing content
Are you the author of Accept Header Override?
Claim this extension to respond to findings, add context, and earn a verified badge on extenshi.io.
Add the badge to your README
Show Accept Header Override's live security score on GitHub or in your docs
Scan performed by extenshi.io · Sep 7, 2026
Browser extensions made transparent.