Is "@iflow-mcp/brentmid-evernote-mcp-server" on MCP Registry Safe to Install?

chatflowdev · mcp · v2.2.2

A secure MCP server for Evernote integration with OAuth 1.0a authentication and automatic token expiration handling

Risk Assessment

Analyzed
100
out of 100
CRITICAL

394 security findings detected across all analyzers

MCP server analyzed for tool poisoning, prompt injection, and data exfiltration

Severity Breakdown

16
Critical
189
High
143
Medium
0
Low
0
Info

Finding Categories

126
Malware Signatures
58
Secrets
131
IoC Indicators

YARA Rules Matched

12 rules(126 hits)
postinstall network communication postinstall file manipulation postinstall system command postinstall persistence mechanism credential env files postinstall crypto operations ServerCertificatesNotVerified postinstall file download postinstall obfuscation HavingAPermissiveCrossOriginResourceSharingPolicy UsingShellInterpreterWhenExecutingOSCommands postinstall environment access

MCP Server Analysis

MCP servers expose tools and resources to AI assistants. Unlike browser extensions, they run as standalone processes with direct system access. Tool definitions are analyzed for prompt injection, data exfiltration, and tool poisoning patterns.

About This Extension

A secure MCP server for Evernote integration with OAuth 1.0a authentication and automatic token expiration handling

Detailed Findings

260 total

YARA Rule Matches

12 rules

Indicators of Compromise

Network indicators, suspicious strings, and potential IoCs extracted during analysis

URLs
39
IP Addresses
3
Domains
92
Strings
131

All Indicators · 131

Domain
detected Domain: businessuser.email

XIOC detected Domain: businessuser.email

extracted_from_files

Domain
detected Domain: www.evernote.com

XIOC detected Domain: www.evernote.com

extracted_from_files

Domain
detected Domain: results.data

XIOC detected Domain: results.data

extracted_from_files

Domain
detected Domain: args.data

XIOC detected Domain: args.data

extracted_from_files

URL
detected URL: https://sandbox.evernote.com/oauth';

XIOC detected URL: https://sandbox.evernote.com/oauth';

extracted_from_files

URL
detected URL: https://www.evernote.com/oauth');

XIOC detected URL: https://www.evernote.com/oauth');

extracted_from_files

URL
detected URL: https://www.evernote.com/OAuth.action');

XIOC detected URL: https://www.evernote.com/OAuth.action');

extracted_from_files

URL
detected URL: https://example.com'],

XIOC detected URL: https://example.com'],

extracted_from_files

URL
detected URL: https://test.com',

XIOC detected URL: https://test.com',

extracted_from_files

URL
detected URL: https://www.evernote.com/oauth',

XIOC detected URL: https://www.evernote.com/oauth',

extracted_from_files

URL
detected URL: https://www.evernote.com/OAuth.action',

XIOC detected URL: https://www.evernote.com/OAuth.action',

extracted_from_files

URL
detected URL: https://github.com/brentmid/evernote-mcp-server

XIOC detected URL: https://github.com/brentmid/evernote-mcp-server

extracted_from_files

URL
detected URL: https://github.com/brentmid/evernote-mcp-server.git

XIOC detected URL: https://github.com/brentmid/evernote-mcp-server.git

extracted_from_files

URL
detected URL: https://github.com/iflow-mcp/brentmid-evernote-mcp-server

XIOC detected URL: https://github.com/iflow-mcp/brentmid-evernote-mcp-server

extracted_from_files

URL
detected URL: https://dev.evernote.com/

XIOC detected URL: https://dev.evernote.com/

extracted_from_files

URL
detected URL: https://img.shields.io/github/last-commit/brentmid/evernote-mcp-server)](https://github.com/brentmid/evernote-mcp-server/commits/main)

XIOC detected URL: https://img.shields.io/github/last-commit/brentmid/evernote-mcp-server)](https://github.com/brentmid/evernote-mcp-server/commits/main)

extracted_from_files

URL
detected URL: https://img.shields.io/github/issues/brentmid/evernote-mcp-server)](https://github.com/brentmid/evernote-mcp-server/issues)

XIOC detected URL: https://img.shields.io/github/issues/brentmid/evernote-mcp-server)](https://github.com/brentmid/evernote-mcp-server/issues)

extracted_from_files

URL
detected URL: https://img.shields.io/github/stars/brentmid/evernote-mcp-server?style=social)](https://github.com/brentmid/evernote-mcp-server/stargazers)

XIOC detected URL: https://img.shields.io/github/stars/brentmid/evernote-mcp-server?style=social)](https://github.com/brentmid/evernote-mcp-server/stargazers)

extracted_from_files

URL
detected URL: https://dev.evernote.com/)

XIOC detected URL: https://dev.evernote.com/)

extracted_from_files

URL
detected URL: https://localhost:3443

XIOC detected URL: https://localhost:3443

extracted_from_files

URL
detected URL: https://github.com/brentmid).

XIOC detected URL: https://github.com/brentmid).

extracted_from_files

Other
detected Email: [email protected]

XIOC detected Email: [email protected]

extracted_from_files

URL
detected URL: https://keepachangelog.com/en/1.0.0/),

XIOC detected URL: https://keepachangelog.com/en/1.0.0/),

extracted_from_files

URL
detected URL: https://semver.org/spec/v2.0.0.html).

XIOC detected URL: https://semver.org/spec/v2.0.0.html).

extracted_from_files

URL
detected URL: https://github.com/yourusername/evernote-mcp-server.git

XIOC detected URL: https://github.com/yourusername/evernote-mcp-server.git

extracted_from_files

URL
detected URL: https://img.shields.io/badge/License-MIT-green.svg)](https://opensource.org/licenses/MIT)

XIOC detected URL: https://img.shields.io/badge/License-MIT-green.svg)](https://opensource.org/licenses/MIT)

extracted_from_files

URL
detected URL: https://img.shields.io/badge/node-%3E=18.0.0-brightgreen)

XIOC detected URL: https://img.shields.io/badge/node-%3E=18.0.0-brightgreen)

extracted_from_files

Domain
detected Domain: error.name

XIOC detected Domain: error.name

extracted_from_files

Domain
detected Domain: notes.map

XIOC detected Domain: notes.map

extracted_from_files

Domain
detected Domain: tagsresponse.map

XIOC detected Domain: tagsresponse.map

extracted_from_files

Domain
detected Domain: note.attributes.author

XIOC detected Domain: note.attributes.author

extracted_from_files

Domain
detected Domain: note.resources.map

XIOC detected Domain: note.resources.map

extracted_from_files

URL
detected URL: http://www.evernote.com/pub/sethdemo/api

XIOC detected URL: http://www.evernote.com/pub/sethdemo/api

extracted_from_files

URL
detected URL: https://www.evernote.com/edam/note/s1

XIOC detected URL: https://www.evernote.com/edam/note/s1

extracted_from_files

URL
detected URL: https://www.evernote.com/edam/

XIOC detected URL: https://www.evernote.com/edam/

extracted_from_files

Domain
detected Domain: ttypes.data

XIOC detected Domain: ttypes.data

extracted_from_files

Domain
detected Domain: this.author

XIOC detected Domain: this.author

extracted_from_files

Domain
detected Domain: args.author

XIOC detected Domain: args.author

extracted_from_files

Domain
detected Domain: this.date

XIOC detected Domain: this.date

extracted_from_files

Domain
detected Domain: args.date

XIOC detected Domain: args.date

extracted_from_files

Domain
detected Domain: userstoreclient.prototype.new

XIOC detected Domain: userstoreclient.prototype.new

extracted_from_files

Domain
detected Domain: this.id

XIOC detected Domain: this.id

extracted_from_files

Domain
detected Domain: args.id

XIOC detected Domain: args.id

extracted_from_files

Domain
detected Domain: args.name

XIOC detected Domain: args.name

extracted_from_files

Domain
detected Domain: module.exports.contact

XIOC detected Domain: module.exports.contact

extracted_from_files

Domain
detected Domain: this.contact

XIOC detected Domain: this.contact

extracted_from_files

URL
detected URL: http://my.safaribooksonline.com/book/programming/regular-expressions/9780596802837/4dot-validation-and-formatting/id2995136

XIOC detected URL: http://my.safaribooksonline.com/book/programming/regular-expressions/9780596802837/4dot-validation-and-formatting/id2995136

extracted_from_files

URL
detected URL: http://en.wikipedia.org/wiki/VAT_identification_number

XIOC detected URL: http://en.wikipedia.org/wiki/VAT_identification_number

extracted_from_files

Domain
detected Domain: notestoreclient.prototype.new

XIOC detected Domain: notestoreclient.prototype.new

extracted_from_files

Domain
detected Domain: this.new

XIOC detected Domain: this.new

extracted_from_files

Domain
detected Domain: thrift.messagetype.call

XIOC detected Domain: thrift.messagetype.call

extracted_from_files

Domain
detected Domain: thrift.type.map

XIOC detected Domain: thrift.type.map

extracted_from_files

Domain
detected Domain: module.exports.data

XIOC detected Domain: module.exports.data

extracted_from_files

Domain
detected Domain: this.email

XIOC detected Domain: this.email

extracted_from_files

Domain
detected Domain: args.email

XIOC detected Domain: args.email

extracted_from_files

Domain
detected Domain: edamuserexception.prototype.name

XIOC detected Domain: edamuserexception.prototype.name

extracted_from_files

Domain
detected Domain: edamsystemexception.prototype.name

XIOC detected Domain: edamsystemexception.prototype.name

extracted_from_files

Domain
detected Domain: edamnotfoundexception.prototype.name

XIOC detected Domain: edamnotfoundexception.prototype.name

extracted_from_files

Domain
detected Domain: ttypes.contact

XIOC detected Domain: ttypes.contact

extracted_from_files

Domain
detected Domain: edaminvalidcontactsexception.prototype.name

XIOC detected Domain: edaminvalidcontactsexception.prototype.name

extracted_from_files

Domain
detected Domain: this.search

XIOC detected Domain: this.search

extracted_from_files

Domain
detected Domain: args.search

XIOC detected Domain: args.search

extracted_from_files

Domain
detected Domain: notebook.contact

XIOC detected Domain: notebook.contact

extracted_from_files

Domain
detected Domain: bar.com

XIOC detected Domain: bar.com

extracted_from_files

Domain
detected Domain: support.evernote.com

XIOC detected Domain: support.evernote.com

extracted_from_files

Domain
detected Domain: m.evernote.com

XIOC detected Domain: m.evernote.com

extracted_from_files

Domain
detected Domain: cached.results.data

XIOC detected Domain: cached.results.data

extracted_from_files

Domain
detected Domain: thrift.texception.call

XIOC detected Domain: thrift.texception.call

extracted_from_files

Domain
detected Domain: this.name

XIOC detected Domain: this.name

extracted_from_files

Domain
detected Domain: user.id

XIOC detected Domain: user.id

extracted_from_files

Domain
detected Domain: sharednotebook.id

XIOC detected Domain: sharednotebook.id

extracted_from_files

Domain
detected Domain: resource.data

XIOC detected Domain: resource.data

extracted_from_files

URL
detected URL: http://dev.evernote.com/documentation/cloud/chapters/polling_notification.php

XIOC detected URL: http://dev.evernote.com/documentation/cloud/chapters/polling_notification.php

extracted_from_files

Domain
detected Domain: linkednotebook.name

XIOC detected Domain: linkednotebook.name

extracted_from_files

Domain
detected Domain: ftp.ics.uci.edu

XIOC detected Domain: ftp.ics.uci.edu

extracted_from_files

IP
detected Domain: recipientidentity.id

XIOC detected Domain: recipientidentity.id

extracted_from_files

Domain
detected Domain: tag.name

XIOC detected Domain: tag.name

extracted_from_files

Domain
detected Domain: notebook.name

XIOC detected Domain: notebook.name

extracted_from_files

Domain
detected Domain: workspace.name

XIOC detected Domain: workspace.name

extracted_from_files

Domain
detected Domain: savedsearch.name

XIOC detected Domain: savedsearch.name

extracted_from_files

Domain
detected Domain: evernote.food

XIOC detected Domain: evernote.food

extracted_from_files

Domain
detected Domain: sharednoteprivilegelevel.read

XIOC detected Domain: sharednoteprivilegelevel.read

extracted_from_files

Domain
detected Domain: identity.id

XIOC detected Domain: identity.id

extracted_from_files

Domain
detected Domain: types.contact

XIOC detected Domain: types.contact

extracted_from_files

IP
detected Domain: en.wikipedia.org

XIOC detected Domain: en.wikipedia.org

extracted_from_files

Domain
detected Domain: my.safaribooksonline.com

XIOC detected Domain: my.safaribooksonline.com

extracted_from_files

Domain
detected Domain: vnd.evernote.ink

XIOC detected Domain: vnd.evernote.ink

extracted_from_files

Domain
detected Domain: vnd.ms

XIOC detected Domain: vnd.ms

extracted_from_files

Domain
detected Domain: username.whatever.evernote.com

XIOC detected Domain: username.whatever.evernote.com

extracted_from_files

Domain
detected Domain: user.name

XIOC detected Domain: user.name

extracted_from_files

Domain
detected Domain: state.pid

XIOC detected Domain: state.pid

extracted_from_files

Domain
detected Domain: app.post

XIOC detected Domain: app.post

extracted_from_files

Domain
detected Domain: request.id

XIOC detected Domain: request.id

extracted_from_files

Domain
detected Domain: process.pid

XIOC detected Domain: process.pid

extracted_from_files

Domain
detected Domain: sandbox.evernote.com

XIOC detected Domain: sandbox.evernote.com

extracted_from_files

Domain
detected Domain: example.com

XIOC detected Domain: example.com

extracted_from_files

Domain
detected Domain: test.com

XIOC detected Domain: test.com

extracted_from_files

Domain
detected Domain: opensource.org

XIOC detected Domain: opensource.org

extracted_from_files

Domain
detected Domain: evernote-mcp-daily-rebuild.sh

XIOC detected Domain: evernote-mcp-daily-rebuild.sh

extracted_from_files

Domain
detected Domain: readme.md

XIOC detected Domain: readme.md

extracted_from_files

Domain
detected Domain: sharednotebook.email

XIOC detected Domain: sharednotebook.email

extracted_from_files

Domain
detected Domain: date.now

XIOC detected Domain: date.now

extracted_from_files

URL
detected Domain: urlparts.host

XIOC detected Domain: urlparts.host

extracted_from_files

Domain
detected Domain: quay.io

XIOC detected Domain: quay.io

extracted_from_files

Domain
detected Domain: rebuild.sh

XIOC detected Domain: rebuild.sh

extracted_from_files

Domain
detected Domain: sender.sh

XIOC detected Domain: sender.sh

extracted_from_files

Domain
detected Domain: healthcheck.sh

XIOC detected Domain: healthcheck.sh

extracted_from_files

Domain
detected Domain: failure.sh

XIOC detected Domain: failure.sh

extracted_from_files

Domain
detected Domain: cgr.dev

XIOC detected Domain: cgr.dev

extracted_from_files

Domain
detected Domain: img.shields.io

XIOC detected Domain: img.shields.io

extracted_from_files

Domain
detected Domain: claude.md

XIOC detected Domain: claude.md

extracted_from_files

Domain
detected Domain: dev.evernote.com

XIOC detected Domain: dev.evernote.com

extracted_from_files

Domain
detected Domain: keepachangelog.com

XIOC detected Domain: keepachangelog.com

extracted_from_files

Domain
detected Domain: semver.org

XIOC detected Domain: semver.org

extracted_from_files

Domain
detected Domain: changelog.md

XIOC detected Domain: changelog.md

extracted_from_files

Domain
detected Domain: github.com

XIOC detected Domain: github.com

extracted_from_files

Domain
detected Domain: claude.ai

XIOC detected Domain: claude.ai

extracted_from_files

Domain
detected Domain: this.data

XIOC detected Domain: this.data

extracted_from_files

URL
detected URL: https://www.evernote.com/shard/s123/'

XIOC detected URL: https://www.evernote.com/shard/s123/'

extracted_from_files

URL
detected URL: https://www.evernote.com/shard/s123/notestore',

XIOC detected URL: https://www.evernote.com/shard/s123/notestore',

extracted_from_files

URL
detected URL: https://www.evernote.com/shard/s123/';

XIOC detected URL: https://www.evernote.com/shard/s123/';

extracted_from_files

URL
detected URL: https://www.evernote.com/shard/s123/notestore';

XIOC detected URL: https://www.evernote.com/shard/s123/notestore';

extracted_from_files

URL
detected URL: http://dev.evernote.com

XIOC detected URL: http://dev.evernote.com

extracted_from_files

URL
detected URL: http://dev.evernote.com/documentation/cloud/

XIOC detected URL: http://dev.evernote.com/documentation/cloud/

extracted_from_files

URL
detected URL: https://support.evernote.com.

XIOC detected URL: https://support.evernote.com.

extracted_from_files

URL
detected URL: http://www.evernote.com.

XIOC detected URL: http://www.evernote.com.

extracted_from_files

URL
detected URL: https://www.evernote.com/*),

XIOC detected URL: https://www.evernote.com/*),

extracted_from_files

URL
detected URL: http://ftp.ics.uci.edu/pub/ietf/http/related/iso639.txt

XIOC detected URL: http://ftp.ics.uci.edu/pub/ietf/http/related/iso639.txt

extracted_from_files

Domain
detected Domain: code.sh

XIOC detected Domain: code.sh

extracted_from_files

Domain
detected Domain: process.env.dev

XIOC detected Domain: process.env.dev

extracted_from_files

Domain
detected Domain: args.contact

XIOC detected Domain: args.contact

extracted_from_files

Security Analysis Summary

Security Analysis Overview

@iflow-mcp/brentmid-evernote-mcp-server is a mcp extension published by chatflowdev. Version 2.2.2 has been analyzed by the Risky Plugins security platform, receiving a risk score of 100/100 (CRITICAL risk) based on 394 security findings.

Risk Assessment

This extension presents critical security risk. Severe issues were detected, potentially including malware indicators, exposed secrets, or dangerous behaviors. Installation is strongly discouraged until these issues are addressed.

Findings Breakdown

  • Critical: 16 finding(s)
  • High: 189 finding(s)
  • Medium: 143 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

@iflow-mcp/brentmid-evernote-mcp-server is published by chatflowdev on the mcp marketplace.

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.

Frequently Asked Questions