AdGuard VPN — Privacy & Security
Score-based assessment (high risk, 82/100). No analyst review available.
Analysis record
- Analysed
- 1 months ago
- Version
- v2.11.1
- Artifact
- SHA256 3EB…885
- Source
- Findings (non-IoC)
Evidence ledger
Ranked by severity · findings with a source location link to the code viewer
YARA Rule Matches
15 rules| Severity | Rule | Hits | Files | Metadata |
|---|---|---|---|---|
| HIGH | supply chain sourcemap appended iife | 4 | success-auth.jsconsent.jsoptions.js +1 more | - |
| LOW | postinstall file download | 51 | _locales/he/messages.jsonpreloadTheme.js_locales/ca/messages.json +48 more | - |
| LOW | credential generic tokens | 7 | custom-dns-links.jsoptions.jssuccess-auth.js +4 more | - |
| LOW | NoUseWeakRandom | 5 | consent.jspopup.jsoptions.js +2 more | - |
| LOW | postinstall crypto operations | 10 | _locales/fa/messages.jsonexport.jscustom-dns-links.js +7 more | - |
| LOW | postinstall network communication | 52 | assets/fonts/regular.woff2_locales/hy/messages.json_locales/ja/messages.json +49 more | - |
| LOW | postinstall file manipulation | 50 | _locales/hy/messages.json_locales/uk/messages.jsonbackground.js +47 more | - |
| LOW | postinstall system command | 55 | _locales/nl/messages.json_locales/hy/messages.json_locales/sk/messages.json +52 more | - |
| LOW | postinstall registry modification | 3 | popup.jsoptions.jsbackground.js | - |
| LOW | postinstall obfuscation | 9 | popup.jsbackground.jsexport.js +6 more | - |
| LOW | OriginsNotVerified | 2 | options.jsbackground.js | - |
| LOW | LocalStorageShouldNotBeUsed | 3 | popup.jsoptions.jsbackground.js | - |
| LOW | DebuggerStatementsShouldNotBeUsed | 5 | popup.jsconsent.jsoptions.js +2 more | - |
| LOW | credential env files | 5 | consent.jspopup.jsoptions.js +2 more | - |
| LOW | postinstall persistence mechanism | 9 | consent.jsbackground.jspreloadTheme.js +6 more | - |
Network Indicators
Concrete URLs, domains, IPs, emails, and hashes extracted from the analyzed artifact.
Network indicators are queued for lazy loading
Scroll this section into view to load the detailed rows.
Publisher Evidence
Limited evidenceAdguard Software Ltd
Publisher identity, store signals, distribution reach, and warning signals used for context. Treat this as supporting evidence, not a clean bill of health.
Firefox does not expose the same publisher verification data as IDE stores, so this score is deliberately conservative.
13 evidence rows available.
Finding Categories
YARA Rules Matched
15 rules(270 hits)Requested Permissions
11 permissionsManage other installed extensions
Control the browser's proxy settings
Access and modify data on every website you visit
Intercept, modify, and block all network requests
Security Analysis Summary
Security Analysis Overview
AdGuard VPN — Privacy & Security is a Firefox Add-ons extension published by Adguard Software Ltd. Version 2.11.1 has been analyzed by the Risky Plugins security platform, receiving a risk score of 81.76/100 (HIGH risk) based on 1587 security findings.
Risk Assessment
This extension presents high security risk. Significant concerns were identified during analysis. It is not recommended for use in sensitive or production environments without thorough review.
Findings Breakdown
- High: 6 finding(s)
- Medium: 1315 finding(s)
- Low: 266 finding(s)
What Was Analyzed
The security assessment covers multiple analysis categories:
- Malware Detection: YARA rule matching against 2,400+ malware signatures
- Secret Detection: Scanning for exposed API keys, tokens, and credentials
- Static Analysis: Code-level security analysis for common vulnerability patterns
- Network Analysis: Detection of suspicious network communications and endpoints
- Obfuscation Detection: Identification of code obfuscation techniques
Developer Information
AdGuard VPN — Privacy & Security is published by Adguard Software Ltd on the Firefox Add-ons marketplace. The extension has approximately 11K users.
Recommendation
This extension is not recommended for installation without thorough manual review. Consider alternatives with lower risk scores, or contact the developer to address the identified security concerns.
Firefox version history
Risk trend by version
5 analyzed versions. Each point is the latest successful scan for that version; failed zero-score scans are hidden. Dates are based on first seen by risky plugins.
Pick any point on the chart to explore that version's code below.
Source Code Not Available
Source code is not available for this version of the extension.
About This Extension
Frequently Asked Questions
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