Is langflow affected by CVE-2026-33017?

PyPI langflow is affected in <1.9.0.

Is CVE-2026-33017 being exploited?

Yes — it is on the CISA Known Exploited Vulnerabilities (KEV) list.

critical exploited in the wild

CVE-2026-33017

Q: Is CVE-2026-33017 being exploited?

Yes — it is on the CISA Known Exploited Vulnerabilities (KEV) list.

PyPI · langflow

Summary

Unauthenticated Remote Code Execution in Langflow via Public Flow Build Endpoint

Severity: critical
EPSS: 98.4% (p100)
Also known as: GHSA-vwmf-pq79-vjvx
Published: 2026-03-17

References

https://github.com/langflow-ai/langflow/security/advisories/GHSA-vwmf-pq79-vjvx
https://nvd.nist.gov/vuln/detail/CVE-2026-33017
https://github.com/langflow-ai/langflow/issues/12345

Related advisories

CVE-2026-55450 — critical · PyPI/langflow
CVE-2026-48519 — critical · PyPI/langflow
CVE-2026-42048 — critical · PyPI/langflow
CVE-2026-33873 — critical · PyPI/langflow
CVE-2026-33309 — critical · PyPI/langflow
CVE-2026-27966 — critical · PyPI/langflow
CVE-2025-34291 — critical · PyPI/langflow
CVE-2025-3248 — critical · PyPI/langflow

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Sources: CISA KEV (public domain), OSV.dev & GitHub Advisory Database (CC-BY-4.0), FIRST EPSS, NVD/CWE (public domain). Served live from the Stateward advisory database.