mcp-scraper@0.53.0
Upgrade to mcp-scraper 0.98.0 or newer. Older releases include obsolete local execution code; see the packaged README for hosted-client migration.
MCP server for MCP Scraper web intelligence tools
AI Security Review
scanned 3mo ago · by lpm-firewall-aiThe package is not malicious by the blocking threshold, but its explicit agent-registration capability warrants a warning under the firewall policy.
Static reason
One or more suspicious static signals were detected.; previous stored version diff introduced dangerous source
Trigger
User runs mcp-scraper-cli agent install claude --apply with an API key.
Impact
Adds or replaces the mcp-scraper Claude entry, causing future Claude sessions to invoke this package.
Mechanism
Explicit Claude MCP registration via child-process CLI calls.
AI rationale
The package is not malicious by the blocking threshold, but its explicit agent-registration capability warrants a warning under the firewall policy.
Evidence
package.jsondist/bin/mcp-scraper-cli.jsdist/bin/mcp-stdio-server.jsdist/index.cjs
Network endpoints1
mcpscraper.dev
Decision evidence
public snapshotAI called this Suspicious at 90.0% confidence as Dangerous Capability with low false-positive risk.
Evidence for warning
- Explicit CLI --apply upserts a user-scope Claude MCP server.
- The apply path invokes Claude get, remove, then add for only mcp-scraper.
Evidence against
- package.json has no preinstall, install, or postinstall hook.
- Agent configuration mutation requires explicit agent install --apply and an API key.
- Runtime API defaults to the package-aligned mcpscraper.dev and is user-overridable.
- Memory upload is disabled unless both user-supplied environment variables are set.
Behavioral surface
ChildProcessCryptoEnvironmentVarsFilesystemNetworkShell
HighEntropyStringsPossibleObfuscationUrlStrings
NoLicense
Source & flagged code
10 flaggeddist/bin/mcp-stdio-server.cjsView file
1412// src/mcp/replay-annotator.ts
L1413: var import_node_child_process = require("child_process");
L1414: var import_promises = require("fs/promises");
High
Child Process
Package source references child process execution.
dist/bin/mcp-stdio-server.cjsView on unpkg · L1412dist/server-JQK6LK3S.jsView file
168computeIssues,
L169: createPrivateArtifact,
L170: isPrivateIpAddress,
...
L425: ctaHeadingItalic: "real data.",
L426: ctaBody: "MCP Scraper gives your AI workflows the web intelligence they need \u2014 SERP data, People Also Ask harvests, page extraction, YouTube transcripts, and more. All via API...
L427: sections: [
...
L688: answer: `<strong>ChatGPT makes things up because its RLHF training consistently rewarded fluent, complete-sounding answers \u2014 and human raters often cannot tell in the moment w...
L689: source: "https://techcrunch.com/2026/05/05/openai-releases-gpt-5-5-instant-a-new-default-model-for-chatgpt/"
L690: }
...
L736: question: "what is the hallucination rate of Claude in 2026",
L737: answer: `<strong>Claude's hallucination rate in 2026 spans from 0% (Claude Opus
High
Browser Session Account Hijack
Browser source reuses an authenticated session to collect identity data and mutate account settings while reporting externally.
Findings
8 High5 Medium6 Low
HighChild Processdist/bin/mcp-stdio-server.cjs
HighShell
HighSame File Env Network Executiondist/bin/mcp-scraper-cli.js
HighBrowser Session Account Hijackdist/server-JQK6LK3S.js
HighCredential Redirect Persistencedist/server-JQK6LK3S.js
HighSandbox Evasion Gated Capabilitydist/bin/mcp-scraper-cli.js
HighSemantic Analysis Limiteddist/chunk-24YZXUPR.js
HighPrevious Version Dangerous Deltadist/index.cjs
MediumNetwork
MediumEnvironment Vars
MediumOversized Source Filedist/bin/api-server.cjs
MediumOversized Cli Entrypointdist/bin/api-server.cjs
Medium
Affected versions and remediation
This report applies to mcp-scraper@0.53.0.
See all versions of mcp-scraper for other recorded verdicts.
- Review the evidence and your use of mcp-scraper@0.53.0 before allowing it. Restrict the permissions described in this report.
- Choose an independently verified alternative or release. This report does not establish that other versions are safe.
Evidence last updated: .
Think this verdict is wrong? Dispute it on GitHub or read how reports are produced.