# langgraph-api (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: 0.17.1 (Nov 3, 2026): no advisory affects it
- Newest unaffected release: 0.17.1 (Nov 3, 2026), the latest release
- Weekly downloads: 540.6K
- Dependents: 0
- Releases: 500+ since 0.2.98 (Jul 19, 2025)
- Registry: https://pypi.org/project/langgraph-api/
- Releases read: Nov 8, 2026

## Version timeline

Affected versions per advisory, in version order:

- CVE-2026-118668: 0.2.98 to 0.15.0rc8 (0.15.0 is outside it)
- CVE-2026-55235: 0.2.98 to 0.10.0rc3 (0.10.0 is outside it)
- CVE-2026-55236: 0.2.98 to 0.10.0rc3 (0.10.0 is outside it)

Older releases aren't stored, so the earliest spans may start sooner.

## Advisories (3)

### [CVE-2026-118668](https://cve.now/CVE-2026-118668): LangGraph JavaScript custom authentication may permit cross-user Store access

- Severity: High 8.6
- Published: Oct 28, 2026
- Affected: from 0.1.2, fixed in 0.15.0.
- Fixed in 0.15.0 (released Sep 25, 2026, 33 days before disclosure).
- The latest release, 0.17.1, is not affected.

### [CVE-2026-55235](https://cve.now/CVE-2026-55235): langgraph-api: Relative webhook targets in LangGraph Server can reach in-process routes without authentication

- Severity: Medium 5.9
- Published: Sep 14, 2026
- Affected: fixed in 0.10.0.
- Fixed in 0.10.0 (released Jun 11, 2026, 95 days before disclosure).
- The latest release, 0.17.1, is not affected.

### [CVE-2026-55236](https://cve.now/CVE-2026-55236): langgraph-api: Incomplete assistant authorization in LangGraph Server run creation

- Severity: Medium 5.9
- Published: Sep 14, 2026
- Affected: fixed in 0.10.0.
- Fixed in 0.10.0 (released Jun 11, 2026, 95 days before disclosure).
- The latest release, 0.17.1, is not affected.

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