LangChain serialization injection vulnerability enables secret extraction

These records connect through source-stated identifiers. Shared identifiers or dates alone do not establish shared exposure, root cause or applicability.

CVE-2025-68665 · Microsoft / collected KEV context

EUVD-2025-204846

GHSA-r399-636x-v7f6

cve-program · CVE-2025-68665

• https://github.com/langchain-ai/langchainjs/security/advisories/GHSA-r399-636x-v7f6
• https://github.com/langchain-ai/langchainjs/commit/e5063f9c6e9989ea067dfdff39262b9e7b6aba62
• https://github.com/langchain-ai/langchainjs/releases/tag/%40langchain%2Fcore%401.1.8
• https://github.com/langchain-ai/langchainjs/releases/tag/langchain%401.2.3

euvd · EUVD-2025-204846

• https://github.com/langchain-ai/langchainjs/security/advisories/GHSA-r399-636x-v7f6
• https://github.com/langchain-ai/langchainjs/commit/e5063f9c6e9989ea067dfdff39262b9e7b6aba62
• https://github.com/langchain-ai/langchainjs/releases/tag/%40langchain%2Fcore%401.1.8
• https://github.com/langchain-ai/langchainjs/releases/tag/langchain%401.2.3

nvd · CVE-2025-68665

• https://github.com/langchain-ai/langchainjs/commit/e5063f9c6e9989ea067dfdff39262b9e7b6aba62
• https://github.com/langchain-ai/langchainjs/releases/tag/%40langchain%2Fcore%401.1.8
• https://github.com/langchain-ai/langchainjs/releases/tag/langchain%401.2.3
• https://github.com/langchain-ai/langchainjs/security/advisories/GHSA-r399-636x-v7f6

osv · GHSA-r399-636x-v7f6

• https://github.com/langchain-ai/langchainjs/security/advisories/GHSA-r399-636x-v7f6
• https://nvd.nist.gov/vuln/detail/CVE-2025-68665
• https://github.com/langchain-ai/langchainjs/commit/e5063f9c6e9989ea067dfdff39262b9e7b6aba62
• https://github.com/langchain-ai/langchainjs
• https://github.com/langchain-ai/langchainjs/releases/tag/%40langchain%2Fcore%401.1.8
• https://github.com/langchain-ai/langchainjs/releases/tag/langchain%401.2.3

No related operational record is retained in the current change model.