CVE-2026-40190 LangSmith Client SDKs has Prototype Pollution in langsmith-sdk via Incomplete `__proto__` Guard in Internal lodash `set()`

LangSmith Client SDKs provide SDK's for interacting with the LangSmith platform. Prior to 0.5.18, the LangSmith JavaScript/TypeScript SDK langsmith contains an incomplete prototype pollution fix in its internally vendored lodash set utility. The baseAssignValue function only guards against the...

CVE-2026-40190

The CVE-2026-40190 issue affects LangSmith JavaScript/TypeScript SDK (langsmith) prior to 0.5.18, where an incomplete prototype pollution fix in the vendored lodash set() allows traversal via constructor.prototype, enabling an attacker who controls data keys processed by createAnonymizer() to pol...

Security Bulletin: Vulnerabilities in lodash, qs might affect IBM Storage Defender Sentinel Anomaly Scan Engine.

Summary IBM Storage Defender Sentinel Anomaly Scan Engine can be affected by vulnerabilities in lodash, qs, and react-router. Vulnerabilities include allowing an attacker to cause improper modification of object attributes, open redirect, and denial of service. More details are described by the...

lodash: Lodash: Prototype pollution allows deletion of built-in prototype properties via array path bypass

A flaw was found in Lodash. An attacker can exploit a prototype pollution vulnerability in the .unset and .omit functions by bypassing a security check. This bypass is achieved by providing array-wrapped path segments, which allows for the deletion of properties from built-in JavaScript prototype...

Lodash 4.17.12 Prototype Pollution Scanner

This tool is a multi-threaded CLI scanner designed to detect potential Prototype Pollution vulnerabilities in web applications using Lodash. It targets endpoints that may improperly handle user-supplied JSON input and perform unsafe object merging operations e.g., via defaultsDeep. The scanner...

LangSmith Client SDKs 安全漏洞

LangSmith Client SDKs are a developer toolkit open-sourced by LangChain. Versions of LangSmith Client SDKs prior to 0.5.18 contained security vulnerabilities. These vulnerabilities stemmed from incomplete prototype pollution repairs in the lodash set utility provided internally within the LangSmi...

Security Bulletin: DevOps Test Performance contains a vulnerability related to use of the lodash JavaScript library

Summary Due to use of the lodash JavaScript library, DevOps Test Performance and Rational Performance Tester contain a potential denial of service DoS vulnerability. Vulnerability Details CVEID:CVE-2025-13465 DESCRIPTION: Lodash versions 4.0.0 through 4.17.22 are vulnerable to prototype pollution...

Security Bulletin: SPSS Collaboration and Deployment Services is affected by vulnerability in Lodash (CVE-2025-13465)

Summary SPSS Collaboration and Deployment Services is affected by vulnerability in Lodash CVE-2025-13465. As documented in the remediation section, the vulnerability has been mitigated through removal of the vulnerable Lodash library and application of the recommended remediation measures...

Security Bulletin: There is a vulnerability in lodash-4.17.21.tgz used by IBM Maximo Manage application in IBM Maximo Application Suite (CVE-2025-13465)

Summary There is a vulnerability in lodash-4.17.21.tgz used by IBM Maximo Manage application in IBM Maximo Application Suite. Vulnerability Details CVEID:CVE-2025-13465 DESCRIPTION: Lodash versions 4.0.0 through 4.17.22 are vulnerable to prototype pollution in the .unset and .omit functions. An...

Linux Distros Unpatched Vulnerability : CVE-2026-2950

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - Impact: Lodash versions 4.17.23 and earlier are vulnerable to prototype pollution in the .unset and .omit functions. The fix for CVE-2025-13465:...

Linux Distros Unpatched Vulnerability : CVE-2026-4800

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - Impact: The fix for CVE-2021-23337 https://github.com/advisories/GHSA-35jh-r3h4-6jhm added validation for the variable option in .template but did not apply the...

lodash vulnerable to Code Injection via `_.template` imports key names

Impact The fix for CVE-2021-23337 added validation for the variable option in .template but did not apply the same validation to options.imports key names. Both paths flow into the same Function constructor sink. When an application passes untrusted input as options.imports key names, an attacker...

4game-support-ckeditor5-custom-build (>=0.0.1, <=0.0.5), 87-midnight-ckeditor5 (>=0.0.3, <=0.0.5) +5718 more potentially affected by CVE-2021-23337 +1 more via lodash-es (>=4.0.0, <=4.17.23)

lodash-es NPM version =4.0.0, =0.0.1, =0.0.3, =0.0.1, =0.0.1-alpha.23, =1.0.0, =1.0.0, =2.14.1, =41.3.1, =2.1.0, =0.3.4, =0.4.5, =0.3.5, =0.3.5, =0.3.5, =0.3.5, =0.5.0 and more Source cves: CVE-2021-23337, CVE-2026-4800 Source advisory: OSV:GHSA-R5FR-RJXR-66JC...

-fides-amor-et-lux (1.0.0), -graphql-codegen-client-preset-swc-test (>=2.0.1, <=2.0.2) +50436 more potentially affected by CVE-2021-23337 +1 more via lodash (>=4.0.0, <=4.17.23)

lodash NPM version =4.0.0, =2.0.1, =1.0.49, =0.0.8, =0.2.0, =0.0.1, =1.0.0, =0.0.1, =2.3.0, =1.0.0, =1.0.0, =1.0.1 and more Source cves: CVE-2021-23337, CVE-2026-4800 Source advisory: OSV:GHSA-R5FR-RJXR-66JC...

@dojo/cli-test-intern (>=0.1.0, <=2.0.0-beta3.1), express_mvc (>=4.1.1, <=4.3.10) +7 more potentially affected by CVE-2021-23337 +1 more via lodash-amd (>=4.16.4, <=4.17.23)

lodash-amd NPM version =4.16.4, =0.1.0, =4.1.1, =3.4.0, =0.0.1, =1.0.14, =0.0.7, =0.0.1, =0.1.5 - xirtam--matrix-operations 0.1.3 Source cves: CVE-2021-23337, CVE-2026-4800 Source advisory: OSV:GHSA-R5FR-RJXR-66JC...

GHSA-R5FR-RJXR-66JC lodash vulnerable to Code Injection via `_.template` imports key names

Impact The fix for CVE-2021-23337 added validation for the variable option in .template but did not apply the same validation to options.imports key names. Both paths flow into the same Function constructor sink. When an application passes untrusted input as options.imports key names, an attacker...

@dojo/cli-test-intern (>=0.1.0, <=2.0.0-beta3.1), express_mvc (>=4.1.1, <=4.3.10) +7 more potentially affected by CVE-2025-13465 +1 more via lodash-amd (>=4.16.4, <=4.17.23)

lodash-amd NPM version =4.16.4, =0.1.0, =4.1.1, =3.4.0, =0.0.1, =1.0.14, =0.0.7, =0.0.1, =0.1.5 - xirtam--matrix-operations 0.1.3 Source cves: CVE-2025-13465, CVE-2026-2950 Source advisory: OSV:GHSA-F23M-R3PF-42RH...

EUVD-2026-17591

lodash vulnerable to Prototype Pollution via array path bypass in .unset and .omit...

GHSA-F23M-R3PF-42RH lodash vulnerable to Prototype Pollution via array path bypass in `_.unset` and `_.omit`

Impact Lodash versions 4.17.23 and earlier are vulnerable to prototype pollution in the .unset and .omit functions. The fix for CVE-2025-13465 only guards against string key members, so an attacker can bypass the check by passing array-wrapped path segments. This allows deletion of properties fro...

4game-support-ckeditor5-custom-build (>=0.0.1, <=0.0.5), 87-midnight-ckeditor5 (>=0.0.3, <=0.0.5) +5718 more potentially affected by CVE-2025-13465 +1 more via lodash-es (>=4.0.0, <=4.17.23)

lodash-es NPM version =4.0.0, =0.0.1, =0.0.3, =0.0.1, =0.0.1-alpha.23, =1.0.0, =1.0.0, =2.14.1, =41.3.1, =2.1.0, =0.3.4, =0.4.5, =0.3.5, =0.3.5, =0.3.5, =0.3.5, =0.5.0 and more Source cves: CVE-2025-13465, CVE-2026-2950 Source advisory: OSV:GHSA-F23M-R3PF-42RH...