langchain-ai langsmith-sdk
5 published vulnerabilities name this product.
As the CNAs write it in their CVE records (vendor and product); the versions are theirs.
| CVE | Vulnerable versions | Title | Severity | Published | EPSS | Exploitation |
|---|---|---|---|---|---|---|
| CVE-2026-59152 | < 0.8.18 | Arbitrary server-side file read in LangSmith SDK TracingMiddleware | MEDIUM 5.0 | 0.2 % | ||
| CVE-2026-45134 | < 0.8.0 ; < 0.6.0 | LangSmith Client SDK: Public prompt pull deserializes untrusted manifests without trust boundary warning | HIGH 7.1 | 0.2 % | ||
| CVE-2026-41182 | < 0.5.19 ; < 0.7.31 | LangSmith SDK: Streaming token events bypass output redaction | MEDIUM 5.3 | 0.2 % | ||
| CVE-2026-40190 | < 0.5.18 | LangSmith Client SDKs has Prototype Pollution in langsmith-sdk via Incomplete `__proto__` Guard in Internal lodash `set()` | CRITICAL 9.8 | 0.3 % | ||
| CVE-2026-25528 | >= 0.4.10, <0.6.3 | LangSmith Client SDK Affected by Server-Side Request Forgery via Tracing Header Injection | MEDIUM 5.8 | 0.3 % |