@checksum-ai/runtime@4.15.0: Suspicious npm security report | LPM Firewall

Loading npm security reports…

@checksum-ai/runtime@4.15.0: Suspicious npm security report | LPM Firewall

Source & flagged code

17 flagged · loading source

1patternName = blocked_file severity = critical matchedText = .env redactedSecretContext = secretLikeLines = 1 L1: CHECKSUM_RUNTIME_BUILD_TIME=<redacted:24 token-like>

Critical

Critical Secret

Package contains a critical-looking secret pattern.

.envView on unpkg · L1

postinstall.jsView file

2const path = require("path"); L3: const { exec } = require("child_process"); L4:

High

Child Process

Package source references child process execution.

postinstall.jsView on unpkg · L2

30return new Promise((resolve, reject) => { L31: exec("npx playwright install", (error, stdout, stderr) => { L32: if (error) {

High

Runtime Package Install

Package source invokes a package manager install command at runtime.

postinstall.jsView on unpkg · L30

1const fs = require("fs"); L2: const path = require("path");

Medium

Dynamic Require

Package source references dynamic require/import behavior.

postinstall.jsView on unpkg · L1

index.jsView file

155) L156: `)}close(){this.#n.close()}get(n){rB(n);let c=this.#d(n);return c?{body:c.body?Buffer.from(c.body.buffer,c.body.byteOffset,c.body.byteLength):void 0,statusCode:c.statusCode,statusM... L157: ${p}`;return}if(Pb(n,r,Vxe)){zxe(n,f)&&(c.retry=n.toString("utf8",f));return}if(Pb(n,r,$xe)){Yxe(n,f)&&(c.id=n.toString("utf8",f));return}if(Pb(n,r,qxe)){let p=n.toString("utf8",f)... ... L159: `);i.stack=c?`${c} L160: ${f}`:r.stack}s(y9,"appendFetchStackTrace");G.exports.fetch=s(function(n,c=void 0){return xPe(n,c).catch(u=>{throw p9?y9(u,p9):u&&typeof u=="object"&&Error.captureStackTrace(u,G.ex... L161: `);let u;for(;(u=VFe.exec(c))!=null;){let r=u[1],f=u[2]||"";f=f.trim();let p=f[0];f=f.replace(/^(['"`])([\s\S]*)\1$/mg,"$2"),p==='"'&&(f=f.replace(/\\n/g,`

Critical

Builtin Api Tampering Exfiltration

Source mutates builtin networking, serialization, module-loading, or filesystem APIs while forwarding data to an external endpoint.

index.jsView on unpkg · L155

1"use strict";var Ere=Object.create;var wf=Object.defineProperty;var Ire=Object.getOwnPropertyDescriptor;var Ore=Object.getOwnPropertyNames;var wre=Object.getPrototypeOf,Cre=Object.... L2: `);let u;for(;(u=phe.exec(c))!=null;){let r=u[1],f=u[2]||"";f=f.trim();let p=f[0];f=f.replace(/^(['"`])([\s\S]*)\1$/mg,"$2"),p==='"'&&(f=f.replace(/\\n/g,` L3: `),f=f.replace(/\\r/g,"\r")),n[r]=f}return n}s(hhe,"parse");function ghe(i){i=i||{};let n=dH(i);i.path=n;let c=Tt.configDotenv(i);if(!c.parsed){let p=new Error(`MISSING_DATA: Canno... L4: `).join(` ... L28: If your bundler has issues with dynamic imports take a look at '.plugins.setDependencyResolution()'. L29: `;throw console.warn(a),new Error("Plugin dependency not found")},"requireDependencyOrDie"),c=new Set(this.names),u=s(({name:r,dependen

Critical

Remote Asset Decode Execute

Source fetches a remote non-code asset, decodes its contents, and dynamically executes the decoded payload.

index.jsView on unpkg · L1

checksum-progress-reporter.jsView file

1"use strict";var gd=Object.create;var Mt=Object.defineProperty;var _d=Object.getOwnPropertyDescriptor;var yd=Object.getOwnPropertyNames;var bd=Object.getPrototypeOf,wd=Object.proto... L2: `);let n;for(;(n=My.exec(r))!=null;){let a=n[1],i=n[2]||"";i=i.trim();let s=i[0];i=i.replace(/^(['"`])([\s\S]*)\1$/mg,"$2"),s==='"'&&(i=i.replace(/\\n/g,` L3: `),i=i.replace(/\\r/g,"\r")),e[a]=i}return e}o(ky,"parse");function Ny(t){t=t||{};let e=Xu(t);t.path=e;let r=ne.configDotenv(t);if(!r.parsed){let s=new Error(`MISSING_DATA: Cannot ... L4: `)}o(Bd,"convertToPrettyString");var On=Symbol.for("langchain.message");function Gd(t,e){function r(n,a){if(typeof n!="object"||n===null||n===void 0)return n;if(a>=e)return Array.i... ... L6: Please upgrade your packages to versions that set`,"message tool call

High

Credential Exfiltration

Source combines credential-like environment material and outbound requests; review data flow before blocking.

checksum-progress-reporter.jsView on unpkg · L1

cli.jsView file

•matchType = previous_version_dangerous_delta matchedPackage = @checksum-ai/runtime@4.12.0 matchedIdentity = npm:QGNoZWNrc3VtLWFpL3J1bnRpbWU:4.12.0 similarity = 0.789 summary = stored previous version shares package body but lacks this dangerous source file

Critical

Previous Version Dangerous Delta

This package version adds a dangerous source file absent from the previous stored version; route for source-aware review.

cli.jsView on unpkg

checksum-root/checksum.config.tsView file

44patternName = generic_password severity = medium line = 44 matchedText = password...d>",

Medium

Secret Pattern

Hardcoded password in checksum-root/checksum.config.ts

checksum-root/checksum.config.tsView on unpkg · L44

Source & flagged code

17 flagged

Lines 1-1text

1CHECKSUM_RUNTIME_BUILD_TIME=2026-08-07T18:31:37.710Z

Critical

Critical Secret

Package contains a critical-looking secret pattern.

.envView on unpkg · L1

postinstall.jsView file

Lines 1-22javascript

1const fs = require("fs");

2const path = require("path");

Medium

Dynamic Require

Package source references dynamic require/import behavior.

postinstall.jsView on unpkg · L1

3const { exec } = require("child_process");

4

High

Child Process

Package source references child process execution.

postinstall.jsView on unpkg · L2

5try {

6 console.log("Adding checksum scripts to package.json");

7 const packageJsonPath = path.resolve(__dirname, "../../../package.json");

8 if (!fs.existsSync(packageJsonPath)) {

9 console.log("No package.json found, will not add checksum script");

10 process.exit(1);

11 }

12 const packageJson = JSON.parse(fs.readFileSync(packageJsonPath));

13

14 // verify that the package.json has a scripts section

15 if (!packageJson.scripts) {

16 packageJson.scripts = {};

17 }

18

19 packageJson.scripts["checksum"] =

20 "node ./node_modules/@checksum-ai/runtime/cli.js";

21

22 fs.writeFileSync(packageJsonPath, JSON.stringify(packageJson, null, 2));

30return new Promise((resolve, reject) => { L31: exec("npx playwright install", (error, stdout, stderr) => { L32: if (error) {

High

Runtime Package Install

Package source invokes a package manager install command at runtime.

postinstall.jsView on unpkg · L30

index.jsView file

155) L156: `)}close(){this.#n.close()}get(n){rB(n);let c=this.#d(n);return c?{body:c.body?Buffer.from(c.body.buffer,c.body.byteOffset,c.body.byteLength):void 0,statusCode:c.statusCode,statusM... L157: ${p}`;return}if(Pb(n,r,Vxe)){zxe(n,f)&&(c.retry=n.toString("utf8",f));return}if(Pb(n,r,$xe)){Yxe(n,f)&&(c.id=n.toString("utf8",f));return}if(Pb(n,r,qxe)){let p=n.toString("utf8",f)... ... L159: `);i.stack=c?`${c} L160: ${f}`:r.stack}s(y9,"appendFetchStackTrace");G.exports.fetch=s(function(n,c=void 0){return xPe(n,c).catch(u=>{throw p9?y9(u,p9):u&&typeof u=="object"&&Error.captureStackTrace(u,G.ex... L161: `);let u;for(;(u=VFe.exec(c))!=null;){let r=u[1],f=u[2]||"";f=f.trim();let p=f[0];f=f.replace(/^(['"`])([\s\S]*)\1$/mg,"$2"),p==='"'&&(f=f.replace(/\\n/g,`

Critical

Builtin Api Tampering Exfiltration

Source mutates builtin networking, serialization, module-loading, or filesystem APIs while forwarding data to an external endpoint.

index.jsView on unpkg · L155

1"use strict";var Ere=Object.create;var wf=Object.defineProperty;var Ire=Object.getOwnPropertyDescriptor;var Ore=Object.getOwnPropertyNames;var wre=Object.getPrototypeOf,Cre=Object.... L2: `);let u;for(;(u=phe.exec(c))!=null;){let r=u[1],f=u[2]||"";f=f.trim();let p=f[0];f=f.replace(/^(['"`])([\s\S]*)\1$/mg,"$2"),p==='"'&&(f=f.replace(/\\n/g,` L3: `),f=f.replace(/\\r/g,"\r")),n[r]=f}return n}s(hhe,"parse");function ghe(i){i=i||{};let n=dH(i);i.path=n;let c=Tt.configDotenv(i);if(!c.parsed){let p=new Error(`MISSING_DATA: Canno... L4: `).join(` ... L28: If your bundler has issues with dynamic imports take a look at '.plugins.setDependencyResolution()'. L29: `;throw console.warn(a),new Error("Plugin dependency not found")},"requireDependencyOrDie"),c=new Set(this.names),u=s(({name:r,dependen

Critical

Remote Asset Decode Execute

Source fetches a remote non-code asset, decodes its contents, and dynamically executes the decoded payload.

index.jsView on unpkg · L1

checksum-progress-reporter.jsView file

Lines 1-21javascript

1"use strict";var gd=Object.create;var Mt=Object.defineProperty;var _d=Object.getOwnPropertyDescriptor;var yd=Object.getOwnPropertyNames;var bd=Object.getPrototypeOf,wd=Object.prototype.hasOwnProperty;var

cli.jsView file

•matchType = previous_version_dangerous_delta matchedPackage = @checksum-ai/runtime@4.12.0 matchedIdentity = npm:QGNoZWNrc3VtLWFpL3J1bnRpbWU:4.12.0 similarity = 0.789 summary = stored previous version shares package body but lacks this dangerous source file

Critical

Previous Version Dangerous Delta

This package version adds a dangerous source file absent from the previous stored version; route for source-aware review.

cli.jsView on unpkg

checksum-root/checksum.config.tsView file

44patternName = generic_password severity = medium line = 44 matchedText = password...d>",

Medium

Secret Pattern

Hardcoded password in checksum-root/checksum.config.ts

checksum-root/checksum.config.tsView on unpkg · L44