--- canonical: "https://firewall.lpm.dev/npm/numbors/v/1.3.0" markdown: "https://firewall.lpm.dev/npm/numbors/v/1.3.0.md" package: "numbors" report_status: "published" title: "numbors@1.3.0 npm security report" verdict: "suspicious" version: "1.3.0" --- # numbors@1.3.0 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 **Flagged — allowed with a warning** — Allowed by default policy, but 10 finding(s) warrant review before installing. - **Verdict:** Suspicious - **Product-default install policy:** Warn - **Firewall policy:** Matched warn-list - **Public report status:** Published - **Threat category:** Unknown - **Selected version:** 1.3.0 - **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: suspicious; recommendation: downgrade to warn. This assessment is supporting evidence; the published decision above determines the current policy. No concrete malicious behavior or unconsented lifecycle mutation was established, so blocking is not justified. The pervasive obfuscation of executable runtime code creates material unresolved risk. ## Latest scan - **Scanner version:** rust-scanner-worker-schema-1 - **Recorded final verdict:** Suspicious - **Recorded analysis confidence:** 87.0% - **Started:** 2026-08-20T11:48:08.969Z - **Finished:** 2026-08-20T11:49:48.401Z - **Download time:** 514 ms - **Static scan time:** 4333 ms - **AI review time:** 94584 ms - **Total time:** 99432 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 install-time attack is confirmed. A user-invoked CLI loads extensively obfuscated accounting and MCP code, so its file and network effects cannot be reliably verified by static source review. - **Trigger:** User runs the numbors CLI. - **Impact:** Unresolved runtime behavior; no concrete malicious chain was confirmed. - **Evidence paths:** package.json, bin/cli.js, dist/config.js, dist/main.js, dist/mcp-tools.js, README.md - **Review source:** ai\_review - **Reviewed:** 2026-08-20T11:49:48.401Z ### AI review details - **Review stage:** source\_first\_review - **Mechanism:** Obfuscated CLI and MCP runtime bundle. - **Rationale:** No concrete malicious behavior or unconsented lifecycle mutation was established, so blocking is not justified. The pervasive obfuscation of executable runtime code creates material unresolved risk. - **Files touched:** bin/cli.js, dist/main.js, dist/config.js, dist/mcp-tools.js ### Review decision - **Verdict:** Suspicious - **Confidence:** 87.0% - **Recommended action:** downgrade\_to\_warn - **Intent class:** Unknown - **False-positive risk:** Medium - **Evidence for warning:** The user-invoked CLI loads a large obfuscated runtime bundle., dist/config.js imports fs and os through obfuscated string decoding., dist/mcp-tools.js is heavily obfuscated, preventing reliable static confirmation of its runtime effects. - **Evidence against:** package.json has no preinstall, install, or postinstall hook., The bin entry runs only when the user invokes numbors., README documents agent-rule changes as a user action., README documents local config creation only through explicit login --local., No readable source evidence confirms credential exfiltration, shell execution, destructive actions, or foreign agent-config mutation. ## Affected versions and remediation This report applies to numbors@1.3.0. - Review the evidence and your use of numbors@1.3.0 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. ## Public findings ### 1. Low: Non Install Lifecycle Scripts - **Category:** Manifest - **Confidence:** 80.0% Package declares lifecycle scripts that are not normally run for registry tarball installs. ### 2. Low: Scripts Present - **Category:** Manifest - **Confidence:** 100.0% Package declares npm scripts. ### 3. Medium: Dynamic Require - **Category:** Source - **Confidence:** 75.0% - **Path:** bin/cli.js - **Public source:** [View source]() Package source references dynamic require/import behavior. Public source snippet (untrusted): ```javascript L2: try { L3: require('../dist/main'); L4: } catch (e) { ``` ### 4. Medium: Environment Vars - **Category:** Source - **Confidence:** 75.0% Package source references environment variables. ### 5. High: Obfuscated Payload Loader - **Category:** Source - **Confidence:** 86.0% - **Path:** dist/mcp-tools.js - **Public source:** [View source]() Source contains an obfuscated payload loader that reconstructs and executes hidden code. Public source snippet (untrusted): ```javascript L1: function a0_0xcb9ad8(_0x192245,_0x1edfd2){return a0_0xd391(_0x192245-0x323,_0x1edfd2);}function a0_0x2be89a(_0x4c5092,_0x287a2c){return a0_0xd391(_0x4c5092-0x5c,_0x287a2c);}(functi... ``` ### 6. Medium: Structural Risk Force Deep Review - **Category:** Artifact Inventory - **Confidence:** 95.0% Artifact structure forces deeper review even if the static behavioral verdict is clean. ### 7. Low: No License - **Category:** Manifest - **Confidence:** 80.0% Package manifest does not declare a clear license. ### 8. Medium: Ai Review Evidence - **Category:** Ai Review - **Confidence:** 87.0% - **Path:** bin/cli.js - **Public source:** [View source]() The user-invoked CLI loads a large obfuscated runtime bundle. Public source snippet (untrusted): ```javascript #!/usr/bin/env node try { require('../dist/main'); } catch (e) { ``` ### 9. Medium: Ai Review Evidence - **Category:** Ai Review - **Confidence:** 87.0% - **Path:** dist/config.js - **Public source:** [View source]() dist/config.js imports fs and os through obfuscated string decoding. Public source snippet (untrusted): ```javascript const a0_0x47f38c=require('\x66\x73'),a0_0x905341=require(a0_0x515f5e(-0x22e,'\x23\x72\x69\x6b')); ``` ### 10. Medium: Ai Review Evidence - **Category:** Ai Review - **Confidence:** 87.0% - **Path:** dist/mcp-tools.js - **Public source:** [View source]() dist/mcp-tools.js is heavily obfuscated, preventing reliable static confirmation of its runtime effects. Public source snippet (untrusted): ```javascript function a0_0xcb9ad8(_0x192245,_0x1edfd2){return a0_0xd391(_0x192245-0x323,_0x1edfd2);}function a0_0x2be89a(_0x4c5092,_0x287a2c){return a0_0xd391(_0x4c5092-0x5c,_0x287a2c);} ``` ## Dependencies and install lifecycle - **Lifecycle scripts present:** Yes - **Published lifecycle scripts:** prepublishOnly - **Dependencies:** 0 - **Optional dependencies:** 0 - **Peer dependencies:** 0 - **Development dependencies:** 0 - **Published dependency-graph edges:** 0 ## Package metadata - **Package:** numbors - **Ecosystem:** npm - **Version:** 1.3.0 - **License:** SEE LICENSE IN LICENSE - **Version published:** 2026-08-19T00:53:23.897Z - **Package first seen:** 2026-07-08T11:18:52.499Z - **Package last seen:** 2026-10-26T04:50:03.380Z - **Known versions:** 9 - **Latest version:** 1.6.1 - **Appeal under review:** No - **Description:** Numbors CLI - agent-first accounting. Create invoices, reconcile banks, manage expenses. 118 MCP tools. As easy as talking. - **Author:** Joe Wee - **Maintainers:** jyswee - **Keywords:** numbors, accounting, invoicing, agent, ai, cli, mcp, agent-first, bookkeeping, bank-reconciliation, vat, payroll - **Runtime engines:** node: \>=18 - **Artifact files:** 101 - **Artifact unpacked size:** 5,838,972 bytes - **Artifact signatures:** 1 - **Attestations:** No ## References - [HTML security report]() - [Repository]() - [Issues]()