Critical Langflow Flaw CVE-2026-33017 Triggers Attacks within 20 Hours of Disclosure
Vulnerabilities mentioned
All| CVE | Vulnerability | CVSS | EPSS | Signals | Published |
|---|---|---|---|---|---|
| CVE-2025-3248 | Unauthenticated RCE in Langflow /api/v1/validate/code | 9.8 | 100% | KEVRansomwarePoC ×4 | KEV |
| CVE-2026-33017 | Unauthenticated RCE in Langflow AI Workflow Builder | 9.3 | 96% | KEVPoC ×6 | KEV |
From the original article
4 min read at thehackernews.com
A critical security flaw impacting Langflow has come under active exploitation within 20 hours of public disclosure, highlighting the speed at which threat actors weaponize newly published vulnerabilities. The security defect, tracked as CVE-2026-33017 (CVSS score: 9. 3), is a case of missing authentication combined with code injection that could result in remote code execution.
By @TheHackersNews · thehackernews.com
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