Langflow versions prior to 1.3.0 are susceptible to code injection in the /api/v1/validate/code endpoint. A remote and unauthenticated attacker can send crafted HTTP requests to execute arbitrary code.
Evidence confidence: Exploitation recorded
● Hype ● Reality
Earlier evidence-support scores are retained in history; this chart shows only the current priority definition.
First record: hype 0.0 · reality 9.0 (2026-11-02 15:13). The curve appears once the score changes.
Public exploit entries / repo candidates
Reality is general threat/review priority, combining observed exploitation, CVSS severity and fresh EPSS. Evidence confidence is separate. This is not calibrated risk, a victim count or an asset-specific assessment. A range reflects missing numeric inputs.
Score evaluated: 2026-11-05 13:59:34.986036+00:00 · EPSS snapshot: 2026-11-05T12:03:04Z