Is Metamask Safe?
Metamask — Nerq Trust Score 48.2/100 (D grade). Based on analysis of 2 trust dimensions, it is has notable safety concerns. Last updated: 2026-04-07.
Exercise caution with Metamask. Metamask is a Chrome extension with a Nerq Trust Score of 48.2/100 (D), based on 3 independent data dimensions. Below the recommended threshold of 70. Security: 90/100. Popularity: 0/100. Data sourced from Chrome Web Store metadata, permissions analysis, developer verification, and update history. Last updated: 2026-04-07. Machine-readable data (JSON).
Is Metamask safe?
NO — USE WITH CAUTION — Metamask has a Nerq Trust Score of 48.2/100 (D). It has below-average trust signals with significant gaps in security, maintenance, or documentation. Not recommended for production use without thorough manual review and additional security measures.
What is Metamask's trust score?
Metamask has a Nerq Trust Score of 48.2/100, earning a D grade. This score is based on 2 independently measured dimensions including security, maintenance, and community adoption.
What are the key security findings for Metamask?
Metamask's strongest signal is security at 90/100. No known vulnerabilities have been detected. It has not yet reached the Nerq Verified threshold of 70+.
What is Metamask and who maintains it?
| Author | Unknown |
| Category | Chrome Extensions |
| Source | N/A |
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Safety Guide: Metamask
What is Metamask?
Metamask is a Chrome extension — Ethereum wallet and dApp browser. Industry standard for Web3. By Consensys..
How to Verify Safety
Review permissions carefully. 'Read all data on all websites' is high risk.
You can also check the trust score via API: GET /v1/preflight?target=MetaMask
Key Safety Concerns for Chrome extension
When evaluating any Chrome extension, watch for: excessive permissions, data harvesting, permission creep.
Trust Assessment
Metamask has a Nerq Trust Score of 48/100 (D) and has not yet reached Nerq trust threshold (70+). This score is based on automated analysis of security, maintenance, community, and quality signals.
Key Takeaways
- Metamask has a Trust Score of 48/100 (D).
- Review carefully before use — below trust threshold.
- Always verify independently using the Nerq API.
Detailed Score Analysis
| Dimension | Score |
|---|---|
| Security | 90/100 |
| Privacy | 90/100 |
| Reliability | 50/100 |
| Transparency | 60/100 |
| Maintenance | 60/100 |
Based on 5 dimensions. Data from Chrome Web Store metadata, permissions analysis, developer verification, and update history.
What data does Metamask collect?
Metamask has a privacy score of 90/100. Review the documentation and privacy policy for data handling details.
Full analysis: Metamask Privacy Report · Privacy review
Is Metamask secure?
Security score: 90/100. This meets the recommended security threshold for production use.
Nerq monitors this entity against NVD, OSV.dev, and registry-specific vulnerability databases for ongoing security assessment.
Full analysis: Metamask Security Report
How we calculated this score
Metamask's trust score of 48.2/100 (D) is computed from Chrome Web Store metadata, permissions analysis, developer verification, and update history. The score reflects 5 independent dimensions: security (90/100), privacy (90/100), reliability (50/100), transparency (60/100), maintenance (60/100). Each dimension is weighted equally to produce the composite trust score.
Nerq analyzes over 7.5 million entities across 26 registries using the same methodology, enabling direct cross-entity comparison. Scores are updated continuously as new data becomes available.
This page was last reviewed on April 07, 2026. Data version: 1.0.
Full methodology documentation · Machine-readable data (JSON API)
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Disclaimer: Nerq trust scores are automated assessments based on publicly available signals. They are not endorsements or guarantees. Always conduct your own due diligence.