# langgraph-sdk (PyPI) vulnerabilities

3 known vulnerabilities (1 high, 2 medium), with the versions each affects and the releases that fix them.

## At a glance

- Latest release: not known (cve.now hasn't read this package's releases)
- Newest unaffected release: not known without release data
- Weekly downloads: 13.3M
- Dependents: 4,181
- Registry: https://pypi.org/project/langgraph-sdk/

## Advisories (3)

### [CVE-2026-118667](https://cve.now/CVE-2026-118667): LangGraph: Unencoded identifiers in LangGraph SDK v3 streaming can redirect authenticated GET requests

- Severity: Medium 4.3
- Published: Oct 28, 2026
- Affected: from 0.4.0, fixed in 0.4.6.

### [CVE-2026-104873](https://cve.now/CVE-2026-104873): LangGraph SDK custom auth silently ignores actions= on resource decorators

- Severity: High 7.6
- Published: Oct 2, 2026
- Affected: from 0.1.45, fixed in 0.4.4.

### [CVE-2026-48776](https://cve.now/CVE-2026-48776): LangGraph SDK has unsafe URL path construction

- Severity: Medium 4.2
- Published: Jun 16, 2026
- Affected: fixed in 0.3.15.

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