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Package · npm

langsmith

4 known vulnerabilities.

All Critical High Medium Low Exploited only Public exploit

4 results · Feed

  • High 7.1
    CVE-2026-45134

    LangSmith Client SDK: Public prompt pull deserializes untrusted manifests without trust boundary warning

    LangSmith Client SDKs provide SDK's for interacting with the LangSmith platform. Prior to LangSmith SDK Python 0.8.0 and JS/TS 0.6.0, the LangSmith SDK's prompt pull methods (pull_prompt / pull_prompt_commit in Python, pullPrompt / pullPromptCommit in JS/TS) …

    langchain-ai langsmith-sdk langchain langsmith npm PyPI
  • Medium 5.3
    CVE-2026-41182

    LangSmith SDK: Streaming token events bypass output redaction

    LangSmith Client SDKs provide SDK's for interacting with the LangSmith platform. Prior to version 0.5.19 of the JavaScript SDK and version 0.7.31 of the Python SDK, the LangSmith SDK's output redaction controls (hideOutputs in JS, hide_outputs in Python) do n…

    langchain-ai langsmith-sdk langsmith langsmith npm PyPI
  • Medium 5.6
    CVE-2026-40190

    LangSmith Client SDKs has Prototype Pollution in langsmith-sdk via Incomplete `__proto__` Guard in Internal lodash `set()`

    LangSmith Client SDKs provide SDK's for interacting with the LangSmith platform. Prior to 0.5.18, the LangSmith JavaScript/TypeScript SDK (langsmith) contains an incomplete prototype pollution fix in its internally vendored lodash set() utility. The baseAssig…

    langchain-ai langsmith-sdk langsmith npm
  • Medium 5.8
    CVE-2026-25528

    LangSmith Client SDK Affected by Server-Side Request Forgery via Tracing Header Injection

    LangSmith Client SDKs provide SDK's for interacting with the LangSmith platform. The LangSmith SDK's distributed tracing feature is vulnerable to Server-Side Request Forgery via malicious HTTP headers. An attacker can inject arbitrary api_url values through t…

    langchain-ai langsmith-sdk langsmith langsmith npm PyPI