Vulnerability Database · PyPI · langchain · Version
langchain 1.4.0a2
1.4.0a2 is affected by 4 vulnerabilities.
The vulnerabilities that cover this exact version are listed below with the fixed version to move to.
Critical 2 High 0 Medium 1 Low 0 Unrated 1
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Released 28 Aug 2026
Licence MIT
Also known from other sources 0
Newer releases 300
Database updated 23/Oct/2026
Release and licence data published by PyPI. Licence information is not legal advice.
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01 Vulnerabilities affecting this version
langchain 1.4.0a2 vulnerabilities
4 vulnerabilities cover langchain 1.4.0a2. Open the full list in the database.
| Vulnerability | Severity | Fixed version | Disclosed |
|---|---|---|---|
| CVE-2024-7042: langchain SQL Injection Vulnerability in GraphCypherQAChain Class | 9.8 critical | 615b9d9ab30a2d23a2f95fb8d7acfdf4b41ad7a6 | 29 Oct 2024 |
| CVE-2023-29374: LangChain Code Injection Vulnerability | 9.8 critical | No fix published | 05 Apr 2023 |
| CVE-2024-2965: langchain Denial-of-Service Vulnerability in SitemapLoader | 4.7 medium | 73c42306745b0831aa6fe7fe4eeb70d2c2d87a82 | 06 Jun 2024 |
| SSRF Vulnerability in LangChain | N/A unrated | 9ecb7240a480720ec9d739b3877a52f76098a2b8 | 19 Oct 2023 |
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Questions
About langchain 1.4.0a2
Is langchain 1.4.0a2 vulnerable?
Yes. 4 vulnerabilities in the Vulert database cover langchain 1.4.0a2: 2 critical, 0 high, 1 medium and 0 low, plus 1 not yet rated. Each entry above names the fixed version to move to.
Is 1.4.0a2 the latest release of langchain?
No. 1.4.0a2 was published 28 Aug 2026, and newer releases exist. Newer is not automatically safer — the version table on the package page shows what each release carries.
How do I monitor langchain for upcoming vulnerabilities?
Upload the manifest or SBOM for your application at vulert.com/scanner and Vulert keeps checking the langchain version you actually run against new disclosures, then alerts you when one affects it. There is no installation and no source-code access required.