CVE-2026-9198
IBM Langflow Code Injection Vulnerability
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
Apply mitigations in accordance with vendor instructions, ensuring compliance with CISA’s BOD 26-04 Prioritizing Security Updates Based on Risk (see URL in Notes) guidance and CISA’s “Forensics Triage Requirements” (see URL in Notes). Follow applicable BOD 26-04 guidance for cloud services or discontinue use of the product if mitigations are unavailable. Stakeholders are responsible for evaluating each asset's internet exposure and ensuring adherence to BOD 26-04 patching guidelines. Deadline for federal agencies: 2026-08-07.
6 articles across 5 outlets · first covered Aug 4, 2026 · latest Aug 5, 2026
Coverage timeline
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CISA Flags Critical Flaws in IBM Langflow, N able and Tomcatsecurityaffairs.com · Aug 5, 2026
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CISA warns of exploits in IBM Langflow, Nable, and Tomcat flawswww.securityweek.com · Aug 5, 2026
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Apple tightens bug bounty amid surge of AI generated flaw reportssecurityonline.info · Aug 5, 2026
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N-able N-central Flaw Exploited in the Wild as CISA Adds Three to KEV Catalogsecurityonline.info · Aug 5, 2026
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CISA Flags IBM Langflow CVE-2026-9198 Code Injection in KEV Listwww.cisa.gov · Aug 4, 2026
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Critical IBM Langflow Flaw Exploited, Patch Urged by CISAcisa.gov · Aug 4, 2026