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CISA Known Exploited Vulnerability

This CVE is actively exploited in the wild. CISA mandates federal agencies to patch immediately.

CVE

CVE-2026-9198

9.8

CVSScritical

Exploitable remotely over the internet · no authentication required.

Description

IBM Langflow OSS 1.0.0 through 1.10.0 allows unauthenticated attackers to chain /api/v1/auto_login (mints SUPERUSER tokens to any network caller) with /api/v1/validate/code (executes user code via exec()) to achieve full RCE on default Langflow deployments

Attack Vector

Network

Privileges Req.

None

User Interaction

None

langflow oss

Updated Oct 12, 2026View on NVD →

S4E scanner

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CVE-2026-9198 Scanner

CVE-2026-9198 Scanner - Remote Code Execution vulnerability in IBM Langflow

Used 3k times · 3.4k assets checked · domain, subdomain, ipv4

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CVE history: langflow oss

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