Chrome Web Store

21Versions

0Code reviewed

Not reviewed

No code review on record

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74 indicators in this extension

74 indicators

0 versions analysed

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What our analysis found

Cardstock is not yet reviewed by Extension Auditor. It was last updated in August 2026.

Cardstock Chrome extension security report

ID: oklaeikmlmfcfjaedknokljnljjgmcah

Supported Languages

🇺🇸US English

Extension Info & Metadata

Status

Active

Version

2.13.2

Size

2.85 MB

Rating

5.0/5

Reviews

Users

240

Type

Extension

Updated

Aug 21, 2026

Publisher Contextual Analysis

Author: Grimnoire
Privacy: Privacy Policy
Help: Help Center
MX records exist: Yes
Domain exists: Yes
Is disposable: No
Is role-based: No
Mailbox exists: Yes
Website: Visit

Extensions

Active

Obsolete

Listed

Unlisted

Users

240

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Screenshots & videos

Install growth

User Growth

Showing data from Dec 10, 2025 to Oct 10, 2026

Versions

+3.93%(+9 users)

Compared to 3 months ago

21 versions released in this period

Rating Count

Total: 1 ratings

Average Rating

Current: 5.00 / 5.0+5.00

See plans

React Flow

Internal permhash`8d95809fad…`
No malicious matches

No other extension carries this fingerprint.

Permhash (Mandiant)`307029bbdc…`
No malicious matches

No other extension carries this fingerprint.

Network indicators

74 URLs and 0 IP literals were extracted from this version.

Item	Type	Severity	Description
proxy	Permission	Critical	This permission allows the extension to control the browser's proxy settings. Rated Critical because it can route all traffic through potentially malicious proxies, enabling man-in-the-middle attacks and traffic monitoring.
webRequestAuthProvider	Permission	Critical	This permission allows the extension to handle authentication requests and modify authentication headers. Rated Critical because it can intercept login credentials, session tokens, and modify authentication flows to compromise accounts.
offscreen	Permission	High	This permission creates hidden browser documents with full DOM access. Rated High because it can run background operations invisibly, potentially executing malicious code without user awareness.
cookies	Permission	High	This permission provides full access to read and modify browser cookies. Rated High because it can steal session tokens, modify authentication cookies, and compromise accounts across websites.
downloads	Permission	High	This permission controls file downloads and accesses download history. Rated High because it can download malicious files, access sensitive downloaded documents, and track user download patterns.
Contextual Risk Factors	Risk Factor	High	The following context increases the overall risk:• 20% increase: Access to sensitive domains increases potential impact• 10% increase: Early script execution enables pre-emptive content manipulation
tabs	Permission	Medium	This permission enables tab management and monitoring. Rated Medium because it can track open tabs, access tab metadata, and monitor user browsing patterns.
storage	Permission	Medium	This permission allows storing data locally in the browser. Rated Medium because it can persist sensitive user data, track user activities over time, and potentially store malicious payloads.
https://cardstock.cc/*	Host	Medium	Host permission — access limited to this URL pattern.
https://ws.cardstock.cc/*	Host	Medium	Host permission — access limited to this URL pattern.
https://.bbystatic.com/	Host	Medium	Host permission — access limited to this URL pattern.
https://www.amazon.com/*	Host	Medium	Host permission — access limited to this URL pattern.
https://www.bestbuy.com/*	Host	Medium	Host permission — access limited to this URL pattern.
https://api.bestbuy.com/*	Host	Medium	Host permission — access limited to this URL pattern.
https://www.target.com/*	Host	Medium	Host permission — access limited to this URL pattern.
https://.target.com/	Host	Medium	Host permission — access limited to this URL pattern.
https://www.walmart.com/*	Host	Medium	Host permission — access limited to this URL pattern.
https://q-api.www.walmart.com/*	Host	Medium	Host permission — access limited to this URL pattern.
https://www.samsclub.com/*	Host	Medium	Host permission — access limited to this URL pattern.
https://www.pokemoncenter.com/*	Host	Medium	Host permission — access limited to this URL pattern.
Access to Sensitive Domains	Risk Factor	Medium	This extension requests access to sensitive domains: https://www.amazon.com/, https://www.bestbuy.com/, https://api.bestbuy.com/, https://www.target.com/, https://.target.com/, https://www.walmart.com/, https://q-api.www.walmart.com/
Early Content Script Execution	Risk Factor	Medium	This extension runs content scripts at document_start.
notifications	Permission	Low	This permission displays system notifications. Rated Low because it can only show user-visible notifications without accessing system data.
alarms	Permission	Low	This permission schedules periodic tasks. Rated Low because it can only trigger events at specified times without access to sensitive data.

Sensitive Domain Access

This extension has access to the following sensitive domains:

https://www.amazon.com/*
https://www.bestbuy.com/*
https://api.bestbuy.com/*
https://www.target.com/*
https://*.target.com/*
https://www.walmart.com/*
https://q-api.www.walmart.com/*

74 indicators in this extension

74 indicators

0 versions analysed

Every finding is verified by a security analyst. Unlock the code evidence, indicators and version history.

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About this extension

A real-time availability monitor for Pokemon and Magic: The Gathering cards.

Read the publisher’s full description

Receive notifications and automatically navigate to product pages when Pokemon and Magic: The Gathering cards become available online from Target, Best Buy, and Amazon.

User reviews

5.0 out of 5 · 2 most recent reviews

Text reviews

Positive

Negative

Thanks mate. This works great!!

Prime Pull Gaming·27 Mar 2026

Thanks mate. This works great!!

Prime Pull Collectibles·27 Mar 2026

Extension files

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URLs

View the external URLs this extension communicates with to understand its network activity and data interactions.

No URLs found

No IP addresses found

74 indicators in this extension

74 indicators

0 versions analysed

Every finding is verified by a security analyst. Unlock the code evidence, indicators and version history.

Unlock this report — $4.99 Start 7-day trial — all reports

One-time payment · Secure checkout by Stripe

Version	Size	Verdict	Findings	Permhash
2.12.3 Latest	2.84 MB	Not scanned	—	307029bbdc39edc496930bd91282eb83d158aec9a2d65a962110f0b21e1316fa
2.13.2	2.85 MB	Not scanned	—	307029bbdc39edc496930bd91282eb83d158aec9a2d65a962110f0b21e1316fa
2.2.0	29.60 MB	Not scanned	—	27140c8d938511718816b7101f7f14f1a69eafc46bdd4eed654c4fb5375124b4
2.12.2	2.83 MB	Not scanned	—	307029bbdc39edc496930bd91282eb83d158aec9a2d65a962110f0b21e1316fa
2.12.1	3.85 MB	Not scanned	—	307029bbdc39edc496930bd91282eb83d158aec9a2d65a962110f0b21e1316fa
2.11.1	3.82 MB	Not scanned	—	307029bbdc39edc496930bd91282eb83d158aec9a2d65a962110f0b21e1316fa
2.10.1	3.70 MB	Not scanned	—	eae1d06c3caf132170342292d2220437288ad5805999de9d6d4c437cb0aebcd2
2.10.0	3.71 MB	Not scanned	—	eae1d06c3caf132170342292d2220437288ad5805999de9d6d4c437cb0aebcd2
2.9.0	3.68 MB	Not scanned	—	eae1d06c3caf132170342292d2220437288ad5805999de9d6d4c437cb0aebcd2
2.8.0	3.67 MB	Not scanned	—	eae1d06c3caf132170342292d2220437288ad5805999de9d6d4c437cb0aebcd2

Showing 1 to 10 of 30 rows

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Code Diff

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0 changed files detected

No comparable text files found between these versions.

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Not reviewed

74 indicators in this extension

What our analysis found