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Vulnerability Database · PyPI · langchain-core · Version

langchain-core 0.3.73

0.3.73 is affected by 10 vulnerabilities.

The vulnerabilities that cover this exact version are listed below with the fixed version to move to.

Critical 1 High 4 Medium 2 Low 2 Unrated 1

All langchain-core versions & vulnerabilities → Search the database for this package →
Released 07 Aug 2025 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-core 0.3.73 vulnerabilities

10 vulnerabilities cover langchain-core 0.3.73. Open the full list in the database.

Vulnerability Severity Fixed version Disclosed
CVE-2025-68664: LangChain Serialization Injection Vulnerability Enables Secret Extraction 9.3 critical 0.3.81 29 Jun 2026
CVE-2025-65106: LangChain Template Injection Vulnerability in Prompt Templates 8.3 high 0.3.80 07 Jul 2026
CVE-2026-44843: LangChain Unsafe Deserialization Vulnerability 8.2 high 0.3.85 13 Jul 2026
CVE-2026-34070: langchain-core Arbitrary File Read Vulnerability 7.5 high 1.2.22 31 Mar 2026
CVE-2026-34070: Path Traversal Vulnerability in langchain-core Package 7.5 high 1.2.22 27 Mar 2026
CVE-2026-40087: LangChain Incomplete f-string Validation in Prompt Templates 5.3 medium 0.3.84 13 Jul 2026
Incomplete f-string Validation in LangChain Leads to Potential Data Exposure 5.3 medium 0.3.84 08 Apr 2026
CVE-2026-26013: LangChain SSRF Vulnerability in ChatOpenAI Token Counting 3.7 low 1.2.11 13 Jul 2026
CVE-2026-26013: LangChain SSRF Vulnerability in ChatOpenAI Image Token Counting 3.7 low 1.2.11 11 Feb 2026
CVE-2026-34070: langchain-core Package Vulnerability Leading to Potential Security Risks N/A unrated 1.2.21+echo.1 16 Apr 2026

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Questions

About langchain-core 0.3.73

Is langchain-core 0.3.73 vulnerable?

Yes. 10 vulnerabilities in the Vulert database cover langchain-core 0.3.73: 1 critical, 4 high, 2 medium and 2 low, plus 1 not yet rated. Each entry above names the fixed version to move to.

Is 0.3.73 the latest release of langchain-core?

No. 0.3.73 was published 07 Aug 2025, 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-core for upcoming vulnerabilities?

Upload the manifest or SBOM for your application at vulert.com/scanner and Vulert keeps checking the langchain-core version you actually run against new disclosures, then alerts you when one affects it. There is no installation and no source-code access required.