LA
Product
langchain
by langchain-ai · last CVE Jun 22, 2026
9
CVEs
0
On KEV
9.8
Max CVSS
0
New 30D
Severity mix
Critical 1High 5Medium 2Low 1
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CVECVSSEPSSPublishedSummary · affected versions
CVE-2026-55443
5.5
0%
Jun 22
LangChain: Path traversal and sandbox escape in LangChain file-search middleware and loaders
Affected: < 1.3.9
CVE-2026-40087
5.3
0%
Apr 9
LangChain has incomplete f-string validation in prompt templates
Affected: < 0.3.83; >= 1.0.0a1, < 1.2.28
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