GHSA-MPHV-75CG-56WG LangChain Community: redirect chaining can lead to SSRF bypass via RecursiveUrlLoader

Summary A redirect-based Server-Side Request Forgery SSRF bypass exists in RecursiveUrlLoader in @langchain/community. The loader validates the initial URL but allows the underlying fetch to follow redirects automatically, which permits a transition from a safe public URL to an internal or metada...

CVE-2026-27795

CVE-2026-27795 concerns the LangChain JS community loader (RecursiveUrlLoader in @langchain/community). Prior to version 1.1.8, it could bypass SSRF protections by allowing automatic redirects after validating the initial URL, enabling a transition from a safe public URL to an internal/metadata e...

CVE-2026-27795 LangChain Community: redirect chaining can lead to SSRF bypass via RecursiveUrlLoader

LangChain is a framework for building LLM-powered applications. Prior to version 1.1.8, a redirect-based Server-Side Request Forgery SSRF bypass exists in RecursiveUrlLoader in @langchain/community. The loader validates the initial URL but allows the underlying fetch to follow redirects...

CVE-2026-27795 LangChain Community: redirect chaining can lead to SSRF bypass via RecursiveUrlLoader

LangChain is a framework for building LLM-powered applications. Prior to version 1.1.8, a redirect-based Server-Side Request Forgery SSRF bypass exists in RecursiveUrlLoader in @langchain/community. The loader validates the initial URL but allows the underlying fetch to follow redirects...

Security Bulletin: Platform Navigator and Automation Assets in IBM Cloud Pak for Integration are vulnerable to multiple vulnerabilities in Node.js and LangChain

Summary Platform Navigator and Automation Assets in IBM Cloud Pak for Integration are vulnerable to multiple vulnerabilities in Node.js and LangChain. CVE-2025-65945, CVE-2025-68664, CVE-2025-12758 The vulnerabilities have been addressed. Vulnerability Details CVEID:CVE-2025-65945 DESCRIPTION:...

CVE-2026-27795: Server-Side Request Forgery (SSRF)

LangChain is a framework for building LLM-powered applications. Prior to version 1.1.8, a redirect-based Server-Side Request Forgery SSRF bypass exists in RecursiveUrlLoader in @langchain/community. The loader validates the initial URL but allows the underlying fetch to follow redirects...

CVE-2026-27022 RediSearch Query Injection in @langchain/langgraph-checkpoint-redis

@langchain/langgraph-checkpoint-redis is the Redis checkpoint and store implementation for LangGraph. A query injection vulnerability exists in the @langchain/langgraph-checkpoint-redis package's filter handling. The RedisSaver and ShallowRedisSaver classes construct RediSearch queries by directl...

CVE-2026-27022: Improper Neutralization of Special Elements in Output Used by a Downstream Component

@langchain/langgraph-checkpoint-redis is the Redis checkpoint and store implementation for LangGraph. A query injection vulnerability exists in the @langchain/langgraph-checkpoint-redis package's filter handling. The RedisSaver and ShallowRedisSaver classes construct RediSearch queries by directl...

GHSA-5MX2-W598-339M RediSearch Query Injection in @langchain/langgraph-checkpoint-redis

Summary A query injection vulnerability exists in the @langchain/langgraph-checkpoint-redis package's filter handling. The RedisSaver and ShallowRedisSaver classes construct RediSearch queries by directly interpolating user-provided filter keys and values without proper escaping. RediSearch has...

@flutchai/flutch-sdk (>=0.2.7, <=0.5.0) potentially affected by CVE-2026-27022 via @langchain/langgraph-checkpoint-mongodb (1.0.0)

@langchain/langgraph-checkpoint-mongodb NPM version 1.0.0 is affected by a known vulnerability. The following packages have a transitive dependency on @langchain/langgraph-checkpoint-mongodb and may be impacted: - @flutchai/flutch-sdk =0.2.7, =0.5.0 Source cves: CVE-2026-27022 Source advisory:...

Server-side Request Forgery (SSRF)

Overview @langchain/core is a Core LangChain.js abstractions and schemas Affected versions of this package are vulnerable to Server-side Request Forgery SSRF via the RecursiveUrlLoader class. An attacker can access internal or sensitive resources by influencing crawled page content to include lin...

@cognigy/cognigy-cli (>=1.9.7, <=2.1.0), @forestadmin/agent (>=1.71.0, <=1.72.9) +13 more potentially affected by CVE-2026-26019 via @langchain/community (>=1.0.0, <=1.1.12)

@langchain/community NPM version =1.0.0, =1.9.7, =1.71.0, =1.1.0, =1.12.76, =0.0.1, =0.2.0, =0.0.16, =1.4.13, =1.0.24, =1.0.0, =3.1.0, =0.3.0, =0.0.210, =0.1.1, =0.1.2 Source cves: CVE-2026-26019 Source advisory: SNYK:JS-LANGCHAINCOMMUNITY-15268428...

Server-side Request Forgery (SSRF)

Overview @langchain/community is a Third-party integrations for LangChain.js Affected versions of this package are vulnerable to Server-side Request Forgery SSRF via the RecursiveUrlLoader class. An attacker can access internal or sensitive resources by influencing crawled page content to include...

@0xlimao/n8n-nodes-ethereum (0.1.1), @advenimuss/n8n-nodes-msgraph (>=0.1.0, <=0.2.1) +357 more potentially affected by CVE-2026-26019 via @langchain/core (>=1.0.1, <=1.1.13)

@langchain/core NPM version =1.0.1, =0.1.0, =1.0.0, =1.2.1, =1.2.2, =1.2.2, =2.2.2, =2.2.2, =2.2.2, =2.1.9, =2.1.0, =2.1.0, =2.1.26 and more Source cves: CVE-2026-26019 Source advisory: SNYK:JS-LANGCHAINCORE-15268429...

CVE-2026-26019

LangChain is a framework for building LLM-powered applications. Prior to 1.1.14, the RecursiveUrlLoader class in @langchain/community is a web crawler that recursively follows links from a starting URL. Its preventOutside option enabled by default is intended to restrict crawling to the same site...

CVE-2026-26019 @langchain/community affected by SSRF Bypass in RecursiveUrlLoader via insufficient URL origin validation

LangChain is a framework for building LLM-powered applications. Prior to 1.1.14, the RecursiveUrlLoader class in @langchain/community is a web crawler that recursively follows links from a starting URL. Its preventOutside option enabled by default is intended to restrict crawling to the same site...

CVE-2026-26019 @langchain/community affected by SSRF Bypass in RecursiveUrlLoader via insufficient URL origin validation

LangChain is a framework for building LLM-powered applications. Prior to 1.1.14, the RecursiveUrlLoader class in @langchain/community is a web crawler that recursively follows links from a starting URL. Its preventOutside option enabled by default is intended to restrict crawling to the same site...

@cognigy/cognigy-cli (>=1.9.7, <=2.1.0), @forestadmin/agent (>=1.71.0, <=1.72.9) +13 more potentially affected by CVE-2026-26019 +1 more via @langchain/community (>=1.0.0, <=1.1.12)

@langchain/community NPM version =1.0.0, =1.9.7, =1.71.0, =1.1.0, =1.12.76, =0.0.1, =0.2.0, =0.0.16, =1.4.13, =1.0.24, =1.0.0, =3.1.0, =0.3.0, =0.0.210, =0.1.1, =0.1.2 Source cves: CVE-2026-26019, CVE-2026-27795 Source advisory: OSV:GHSA-GF3V-FWQG-4VH7...

GHSA-2G6R-C272-W58R LangChain affected by SSRF via image_url token counting in ChatOpenAI.get_num_tokens_from_messages

Server-Side Request Forgery SSRF in ChatOpenAI Image Token Counting Summary The ChatOpenAI.getnumtokensfrommessages method fetches arbitrary imageurl values without validation when computing token counts for vision-enabled models. This allows attackers to trigger Server-Side Request Forgery SSRF...

PT-2026-7722

Name of the Vulnerable Software and Affected Versions LangChain versions prior to 1.1.14 Description The RecursiveUrlLoader class within the @langchain/community component is a web crawler that recursively follows links from a starting URL. The preventOutside option, intended to restrict crawling...