CVE-2024-3095Public exploitNetwork attack vector

Internal data disclosure via unrestricted redirect following

Published Jun 6, 2024 · Updated Aug 1, 2024

SSRF in LangChain Community before 0.2.9 allows remote authenticated users to read local service data through crafted redirects. WebResearchRetriever loads search-result URLs and follows Location redirects without restricting requests to external destinations. Exploitation requires an application that exposes the retriever to authenticated input; GET requests can scan ports or return internal responses.

CVSS severity7.7
High
EPSS probability0.69%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

SSRF in LangChain Community before 0.2.9 allows remote authenticated users to read local service data through crafted redirects. WebResearchRetriever loads search-result URLs and follows Location redirects without restricting requests to external destinations. Exploitation requires an application that exposes the retriever to authenticated input; GET requests can scan ports or return internal responses.

The record

CVE
CVE-2024-3095
Published
Jun 6, 2024
Updated
Aug 1, 2024
Vendor
LangChain
Product
LangChain
Classifications
CWE-918, CAPEC-664, T1046, T1190
Attack vector
network
Privileges
authenticated

Timeline

How it unfolded

  1. Jun 6, 2024CVE publishedPublication date reported by the CVE source.
  2. Aug 1, 2024Record updatedLatest update available in the CVE record.

Exploitability

Present is not the same as exploitable

Compare your product and version with the public record. A matching version still requires validation against your environment.

Is a vulnerable build present?

Compare these published version ranges with your installed build and any vendor patches.

  1. Affected versionversion=0 <*
  2. Affected versionversion=unspecified <=latest

What conditions does exploitation require?

Attack vectornetwork
Required privilegesauthenticated

What is affected?

LangChain · LangChainversion=0 <*; version=unspecified <=latest

Published CVSS scores

7.7NVDCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N
4.8GitHub Advisory DatabaseCVSS:3.0/AV:P/AC:H/PR:L/UI:N/S:C/C:H/I:N/A:N
6.3SnykCVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:H/I:N/A:N

CVSS describes severity. EPSS estimates exploitation probability.

Attacks

What attackers are doing with it

Daily unique IPs observed by Shadowserver honeypots for known exploited vulnerabilities (KEVs). Missing observations do not establish an absence of attacks.

Daily unique IPsNo honeypot observations are available for this CVE in the selected window.

No observations available

Sep 9, 2026Sep 15, 2026
Latest reporting daySep 15, 2026
Latest daily unique IPsUnavailable
Prior 30-day averageUnavailable
SourceShadowserver honeypots (KEV)
Vectornetwork
Privilegesauthenticated
Known exploitationUnconfirmed
Public exploitPublished

Weakness, pattern, technique

CWE-918Server-Side Request Forgery (SSRF)
CAPEC-664Server Side Request Forgery
T1046Network Service Discovery
T1190Exploit Public-Facing Application

Public exploit references

Labels summarize the accepted research assessment. They do not indicate a test against your environment.

Technologies

Your stack

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Your stack

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