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Hermes Browser MCP Server

Enables browser automation with AI agent support and secure credential management through 20 MCP tools, accessible via stdio or HTTP bridge.

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// key findings
🚨
Reads files from sensitive locations
Touches: credentials-vault.enc
⚠️
Known vulnerabilities in dependencies: 4 high
Affects packages this MCP installs at runtime. Upgrade or remove the affected dependency.
⚠️
Tests do not pass
Either the test suite is broken or the code regressed. Either way the published behaviour can’t be verified by the publisher’s own tests.
// known CVEs in dependencies4 high14 low

Disclosed vulnerabilities in this server's declared npm dependencies (via OSV). Whether each is reachable depends on the installed versions.

highelectron@33.0.0GHSA-532v-xpq5-8h95

Electron: Use-after-free in offscreen child window paint callback

highelectron@33.0.0GHSA-8337-3p73-46f4

Electron: Use-after-free in WebContents fullscreen, pointer-lock, and keyboard-lock permission callbacks

highelectron@33.0.0GHSA-9wfr-w7mm-pc7f

Electron: Renderer command-line switch injection via undocumented commandLineSwitches webPreference

highelectron@33.0.0GHSA-jjp3-mq3x-295m

Electron: Use-after-free in PowerMonitor on Windows and macOS

lowelectron@33.0.0GHSA-3c8v-cfp5-9885

Electron: Out-of-bounds read in second-instance IPC on macOS and Linux

Depend on this server? Get alerted when its CVEs change.Watch this server free →
// required environment variables
This server reads these from process.env. You'll be asked to provide them before it can run.
configEVAL_REPORT_PATH
configHERMES_MCP_BRIDGE(on) off로 설정하면 bridge 비활성화
configHERMES_MCP_PORT8780 bridge가 listen할 포트 (충돌 시 자동 fallback 8781~8789)
// full audit trail
The full breakdown of what we checked, the deductions that landed, the network hosts, the dependency advisories, and concrete fix guidance is available to verified publishers.
// improvement guidance — verified publishers only
We have 6 concrete improvements we can share with the publisher of this MCP. Each comes with specific guidance to raise the trust score.
// embed badge in your README
[![M8ven Score](https://m8ven.ai/badge/mcp/leemind-q-hermes-browser-116hvx)](https://m8ven.ai/mcp/leemind-q-hermes-browser-116hvx)
commit: 89259ca0a6731e5ef6a84166a19f8b3332a00e7b
code hash: a47a825caa64baa1033388bd566bf8411042bbc00ff3c6a4e2b06538979fefe7
verified: 7/11/2026, 8:23:37 AM
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