No malware found
In code review
Our reviewer read this extension’s code and found no malicious behaviour. Review the permissions below before installing.
17 indicators in this extension
Every finding is verified by a security analyst. Unlock the code evidence, indicators and version history.
What our analysis found
Cashback Master, used by 2,000 people, showed no malicious code in Extension Auditor's review. Its permissions mean it can observe network requests. It comes from a trusted publisher and was last updated in October 2025.
Analyst notes
The extension implements standard cashback affiliate redirect functionality: it fetches a shop rules list from [domain withheld], applies declarativeNetRequest redirect rules to route users through affiliate links, and renders a React-based notification banner. All network traffic ( fetch, user_settings sync, avatar image loads) goes to publisher-controlled subdomains of [domain withheld]. No data is sent to unrelated third parties. The ML model independently gave a score of 0.00 (low), directly contradicting the permission-based Critical risk-engine rating; the Critical rating is explained entirely by the broad permissions necessary for a cashback extension (webRequest, declarativeNetRequest, cookies, all-URLs host_permissions) — all of which are needed for the redirect interception mechanism. The permhash cluster is clean (0 of 7 flagged as malware). Minor privacy note: the content script sends btoa(document.referrer) as part of the cashback notification image URL ( line 7637-7654), but this goes to the publisher's own [domain withheld] and falls within first-party data collection; it is not reported as a finding under the verdict rules.
Cashback Master Chrome extension security report
ID: ejcfngdpgojodfjcajnglnhppglcfedg
Supported Languages
Extension Info & Metadata
Publisher Contextual Analysis
- Author
- Ali Cupons
- Privacy
- Privacy Policy
- MX records exist
- Yes
- Domain exists
- Yes
- Is disposable
- No
- Is role-based
- No
- Mailbox exists
- Yes
- Website
- Visit
Screenshots & videos
Install growth
Each row lists a threat category the scanner evaluates. A checkmark means the review ran and found no matching issues in that category for this version.
Data Exfiltration
Code review completed; no malicious patterns detected for this category.
Unauthorized Data Collection
Code review completed; no malicious patterns detected for this category.
Network Interception
Code review completed; no malicious patterns detected for this category.
Code Injection
Code review completed; no malicious patterns detected for this category.
Credential Theft
Code review completed; no malicious patterns detected for this category.
Obfuscation
Code review completed; no malicious patterns detected for this category.
Tracking
Code review completed; no malicious patterns detected for this category.
Privilege Escalation
Code review completed; no malicious patterns detected for this category.
Phishing
Code review completed; no malicious patterns detected for this category.
Remote Code Loading
Code review completed; no malicious patterns detected for this category.
Other
Code review completed; no malicious patterns detected for this category.
17 indicators in this extension
Every finding is verified by a security analyst. Unlock the code evidence, indicators and version history.
About this extension
Save money and earn cashback automatically at thousands of online stores with Cashback Master. Simple, smart, secure.
Read the publisher’s full description
Cashback Master makes it effortless to save money every time you shop online. Our free browser extension automatically finds available cashback for the store open on your current page, so you never miss a chance to earn rewards on your purchases. Key Features: One-click activation for cashback Auto-Cashback feature available — enable it in extension settings to activate cashback automatically Easy to install and completely free to use Secure and user-friendly experience How it works: Just install the extension and shop as usual. When Cashback Master finds a cashback offer, a quick notification lets you activate it. Enable Auto-Cashback in the settings for hands-free savings every time you buy online. Please note that the extension uses affiliate links as cashback links. Each user is assigned a unique identifier, which is used when making requests to the list of affiliate links. This identifier is necessary for resolving disputes and is not shared with third parties. Start earning cashback and save more on every purchase with Cashback Master!
User reviews
Extension files
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URLs
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17 indicators in this extension
Every finding is verified by a security analyst. Unlock the code evidence, indicators and version history.
Gain full insight into all external connections.
Upgrade for full visibility.
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