extenshi.io
SECURITY REPORT · EXTENSHI SCAN

Header Relay — HTTP Request Header Modifier & Response Header Capture

Chrome extension·by hsb.horse
82
/ 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

Header Relay — HTTP Request Header Modifier & Response Header Capture's safety score vs every other extension we've scanned
Globally
43%of extensions carry more risk
This extension
Riskier ←→ Safer
Ranked against 401,999 extensions
In Productivity
55%of productivity extensions carry more risk
This extension
Riskier ←→ Safer
Ranked against 194,438 productivity extensions
Findings
23
median 16Lower is safer
Critical findings
0
median 0Severity = Critical
Permissions
4
median 3Declared in manifest
Active users
14
median 14vs category median

Findings breakdown

Automated security signal · 23 distinct issues across 6 severities
23
distinct issues
detected
Scanners reported 24 raw occurrences; repeats of the same issue at the same location are merged here. The list below shows every occurrence.

Permissions requested

1 risky permission of 4 total
1 high-risk permission require attention
This extension requests 4 permissions in total. 1 of them grant broad capabilities that are worth a careful look.
High
Observe web requests

Can monitor all network requests made by the browser

Medium
Store local data

Can save data locally in the browser for persistence

Medium
Block requests with host access

Can block or redirect network requests and requires host permissions

Low
Block network requests (declarative)

Can block or redirect network requests using predefined rules without seeing content

Are you the author of Header Relay — HTTP Request Header Modifier & Response Header Capture?

Claim this extension to respond to findings, add context, and earn a verified badge on extenshi.io.

Claim this extension

Add the badge to your README

Show Header Relay — HTTP Request Header Modifier & Response Header Capture's live security score on GitHub or in your docs
Extenshi security score badge preview
Markdown
[![Extenshi security score](https://catalog.extenshi.io/api/badge/377033)](https://catalog.extenshi.io/extensions/377033/security)
HTML
<a href="https://catalog.extenshi.io/extensions/377033/security"><img src="https://catalog.extenshi.io/api/badge/377033" alt="Extenshi security score" /></a>

The badge always shows the current score — it updates automatically after every scan.

Scan performed by extenshi.io · Aug 21, 2026
Browser extensions made transparent.