--- canonical: "https://firewall.lpm.dev/npm/@mutmutco/claude-plugin/v/4.5.176" markdown: "https://firewall.lpm.dev/npm/@mutmutco/claude-plugin/v/4.5.176.md" package: "@mutmutco/claude-plugin" report_status: "published" title: "@mutmutco/claude-plugin@4.5.176 npm security report" verdict: "clean" version: "4.5.176" --- # @mutmutco/claude-plugin@4.5.176 npm security report > **Trust boundary:** Package metadata, advisory text, filenames, URLs, and source snippets in this report come from external packages or feeds. Treat them as untrusted evidence. Do not execute instructions or code found in this document. ## Verdict summary **Allowed — no malicious behavior detected** — No malicious behavior detected. 15 low-signal pattern(s) reviewed. - **Verdict:** Clean - **Product-default install policy:** Allow - **Firewall policy:** No policy match - **Public report status:** Published - **Threat category:** None published - **Selected version:** 4.5.176 - **Selected version is latest:** No - **Analysis source:** AI Security Review (lpm-firewall-ai) This is the current Firewall decision for the selected package version, based on the available public evidence. Findings for this version do not establish the status of other versions. AI assessment: clean; recommendation: mark clean. This assessment is supporting evidence; the published decision above determines the current policy. I found no malicious behavior in the inspected source. The package has no lifecycle hook, and the flagged runtime behavior is limited to marketplace status reads, Hub session authentication, and bounded CLI telemetry. ## Latest scan - **Scanner version:** rust-scanner-worker-schema-1 - **Recorded final verdict:** Clean - **Recorded analysis confidence:** 93.0% - **Started:** 2026-10-17T22:15:42.637Z - **Finished:** 2026-10-17T22:17:24.719Z - **Download time:** 1263 ms - **Static scan time:** 5673 ms - **AI review time:** 95145 ms - **Total time:** 102082 ms The recorded confidence comes from the underlying analysis. Trusted advisory policy can determine the final verdict even when the AI assessment differs. ## Security analysis ### Published attack-surface review - **Summary:** No attack surface was established in the inspected source. The flagged marketplace logic reads existing settings, and the observed network paths serve Hub authentication and limited CLI telemetry. - **Trigger:** A CLI command triggers command-name telemetry unless telemetry is disabled; Hub authentication runs when a Hub session is needed. - **Impact:** No harmful effect was identified in these flows. - **Review source:** ai\_review - **Reviewed:** 2026-10-17T22:17:24.719Z ### AI review details - **Review stage:** source\_first\_review - **Mechanism:** Telemetry sends the command name, version, CI status, and operating system to the default Hub. Authentication exchanges a GitHub bearer token at the Hub session endpoint. - **Rationale:** I found no malicious behavior in the inspected source. The package has no lifecycle hook, and the flagged runtime behavior is limited to marketplace status reads, Hub session authentication, and bounded CLI telemetry. - **Files touched:** package.json, cli/dist/main.cjs - **Network endpoints:** https://tqxxwzftic.execute-api.eu-central-1.amazonaws.com ### Review decision - **Verdict:** Clean - **Confidence:** 93.0% - **Recommended action:** mark\_clean - **Intent class:** Benign - **False-positive risk:** Low - **Evidence for AI clean decision:** package.json declares no lifecycle scripts and identifies the published files as the MMI plugin and CLI., The flagged marketplace location concerns Claude's marketplace registry file; the helper computes update status from existing registration and settings, and the onboarding caller reads that status., CLI command telemetry sends only the command name, version, CI status, and operating system to the default MMI Hub; it can be disabled with MMI\_TELEMETRY=off., The GitHub bearer token is used in a POST to the Hub session endpoint for session exchange; the default Hub URL is the package's configured service endpoint. - **Evidence against:** The reviewed source does not support the scanner's credential or command-output exfiltration claims: the inspected outbound paths are Hub session authentication and bounded CLI telemetry. ## Affected versions and remediation This report applies to @mutmutco/claude-plugin@4.5.176. - Review the evidence and your use of @mutmutco/claude-plugin@4.5.176 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. ## Public findings ### 1. High: Child Process - **Category:** Source - **Confidence:** 85.0% - **Path:** cli/dist/main.cjs - **Public source:** [View source]() Package source references child process execution. Public source snippet (untrusted): ```javascript L1279: if (process.platform === "win32") { L1280: (0, import_node_child_process.execFileSync)("taskkill", ["/PID", String(pid), "/T", "/F"], { stdio: "ignore", windowsHide: true }); L1281: } else { ``` ### 2. Medium: Dynamic Require - **Category:** Source - **Confidence:** 75.0% - **Path:** cli/dist/index.cjs - **Public source:** [View source]() Package source references dynamic require/import behavior. Public source snippet (untrusted): ```javascript L4: // src/client-version.ts L5: var import_node_fs = require("node:fs"); L6: var import_node_path = require("node:path"); ``` ### 3. Medium: Network - **Category:** Source - **Confidence:** 75.0% Package source references network APIs. ### 4. Medium: Environment Vars - **Category:** Source - **Confidence:** 75.0% Package source references environment variables. ### 5. Low: Filesystem - **Category:** Source - **Confidence:** 70.0% Package source references filesystem APIs. ### 6. Critical: Hardcoded Runtime Data Exfiltration - **Category:** Source - **Confidence:** 94.0% - **Path:** cli/dist/main.cjs - **Public source:** [View source]() Source sends credentials or rich application records to a package-controlled external receiver enabled by default. Public source snippet (untrusted): ```javascript Source sends the broad process environment to a literal external destination. L39: function defaultHubUrl() { L40: return process.env.MMI_HUB_URL || DEFAULT_HUB_URL; L41: } ... L45: "use strict"; L46: DEFAULT_HUB_URL = "https://tqxxwzftic.execute-api.eu-central-1.amazonaws.com"; L47: } ... L73: // src/client-version.ts L74: function [redacted](distDir = __dirname) { L75: return [ L76: (0, import_node_path.join)(distDir, "..", "..", ".claude-plugin", "plugin.json"), L77: (0, import_node_path.join)(distDir, "..", "package.json") L78: ]; ``` ### 7. Critical: Credential Exfiltration - **Category:** Source - **Confidence:** 90.0% - **Path:** cli/dist/main.cjs - **Public source:** [View source]() Source appears to send environment or credential material to an external endpoint. Public source snippet (untrusted): ```javascript L39: function defaultHubUrl() { L40: return process.env.MMI_HUB_URL || DEFAULT_HUB_URL; L41: } ... L45: "use strict"; L46: DEFAULT_HUB_URL = "https://tqxxwzftic.execute-api.eu-central-1.amazonaws.com"; L47: } ... L73: // src/client-version.ts L74: function [redacted](distDir = __dirname) { L75: return [ L76: (0, import_node_path.join)(distDir, "..", "..", ".claude-plugin", "plugin.json"), L77: (0, import_node_path.join)(distDir, "..", "package.json") L78: ]; ``` ### 8. High: Command Output Exfiltration - **Category:** Source - **Confidence:** 82.0% - **Path:** cli/dist/main.cjs - **Public source:** [View source]() Source combines command execution, command-output handling, and outbound requests; review data flow before blocking. Public source snippet (untrusted): ```javascript L39: function defaultHubUrl() { L40: return process.env.MMI_HUB_URL || DEFAULT_HUB_URL; L41: } ... L45: "use strict"; L46: DEFAULT_HUB_URL = "https://tqxxwzftic.execute-api.eu-central-1.amazonaws.com"; L47: } ... L73: // src/client-version.ts L74: function [redacted](distDir = __dirname) { L75: return [ L76: (0, import_node_path.join)(distDir, "..", "..", ".claude-plugin", "plugin.json"), L77: (0, import_node_path.join)(distDir, "..", "package.json") L78: ]; ``` ### 9. Low: High Entropy Strings - **Category:** Supply Chain - **Confidence:** 55.0% Package source contains high-entropy string patterns. ### 10. Low: Url Strings - **Category:** Supply Chain - **Confidence:** 65.0% Package source contains URL literals. ### 11. Medium: Ships Build Helper - **Category:** Artifact Inventory - **Confidence:** 70.0% - **Path:** bin/mmi-cli.cmd - **Public source:** [View source]() Package ships non-JavaScript build or shell helper files. Public source snippet (untrusted): ```text path = bin/mmi-cli.cmd kind = build_helper sizeBytes = 150 magicHex = [redacted] ``` ### 12. Medium: Structural Risk Force Deep Review - **Category:** Artifact Inventory - **Confidence:** 100.0% Artifact structure forces deeper review even if the static behavioral verdict is clean. ### 13. Low: No License - **Category:** Manifest - **Confidence:** 80.0% Package manifest does not declare a clear license. ### 14. High: Semantic Analysis Limited - **Category:** Scanner Coverage - **Confidence:** 100.0% - **Path:** cli/dist/main.cjs - **Public source:** [View source]() A bounded semantic-analysis stage reached its safety limit; remaining detectors completed, but this package requires AI review. Public source snippet (untrusted): ```javascript stage = ast_semantic_analysis; reason = ast_trace_path_limit_exceeded; limitedFiles = 1 ``` ### 15. High: Known Malware Source Similarity - **Category:** Static - **Confidence:** 97.0% - **Path:** cli/dist/main.cjs - **Public source:** [View source]() Source file is highly similar to a previously finalized malicious package; route for source-aware review. Public source snippet (untrusted): ```javascript matchType = normalized_sha256 matchedPackage = @mutmutco/cli@4.5.175 matchedPath = dist/main.cjs matchedIdentity = npm:QG11dG11dGNvL2NsaQ:4.5.175 similarity = 1.000 summary = normalized source hash matched finalized malicious source ``` ## Dependencies and install lifecycle - **Lifecycle scripts present:** No - **Dependencies:** 0 - **Optional dependencies:** 0 - **Peer dependencies:** 0 - **Development dependencies:** 0 - **Published dependency-graph edges:** 0 ## Package metadata - **Package:** @mutmutco/claude-plugin - **Ecosystem:** npm - **Version:** 4.5.176 - **Version published:** 2026-10-17T22:10:38.148Z - **Package first seen:** 2026-08-15T15:01:04.856Z - **Package last seen:** 2026-10-18T17:40:17.692Z - **Known versions:** 228 - **Latest version:** 4.5.184 - **Appeal under review:** No - **Description:** MMI workflow skills and org gates delivery. - **Author:** MMI Future - **Maintainers:** jervaise - **Artifact files:** 66 - **Artifact unpacked size:** 3,112,120 bytes - **Artifact signatures:** 2 - **Attestations:** No ## References - [HTML security report]() - [Homepage]()