extenshi.io
SECURITY REPORT · EXTENSHI SCAN

Yesterday For Old Reddit

Firefox extension·by ritinkar8
66
/ 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

Yesterday For Old Reddit's safety score vs every other extension we've scanned
Globally
9%of extensions carry more risk
This extension
Riskier ←→ Safer
Ranked against 415,509 extensions
In Social & Communication
4%of social & communication extensions carry more risk
This extension
Riskier ←→ Safer
Ranked against 13,736 social & communication extensions
Findings
363
median 6Lower is safer
Critical findings
0
median 0Severity = Critical
Permissions
8
median 3Declared in manifest
Active users
811
median 4vs category median

Findings breakdown

Automated security signal · 363 distinct issues across 6 severities
363
distinct issues
detected
Scanners reported 428 raw occurrences; repeats of the same issue at the same location are merged here. The list below shows every occurrence.

Permissions requested

2 risky permissions of 8 total
2 high-risk permissions require attention
This extension requests 8 permissions in total. 2 of them grant broad capabilities that are worth a careful look.
High
View open tabs

Can see URLs and titles of all open tabs

High
Access browser cookies

Can read and modify cookies, potentially accessing login sessions

Medium
Store local data

Can save data locally in the browser for persistence

Medium
Monitor navigation

Can observe and track tab navigation events and URL changes

Info
*://*.reddit.com/*

No additional information available.

Info
*://reddit.com/*

No additional information available.

Info
*://www.reddit.com/*

No additional information available.

Info
*://old.reddit.com/*

No additional information available.

Are you the author of Yesterday For Old Reddit?

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 Yesterday For Old Reddit'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/12089)](https://catalog.extenshi.io/extensions/12089/security)
HTML
<a href="https://catalog.extenshi.io/extensions/12089/security"><img src="https://catalog.extenshi.io/api/badge/12089" alt="Extenshi security score" /></a>

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

Scan performed by extenshi.io · Oct 19, 2026
Browser extensions made transparent.