CVE-2026-9198 — IBM Langflow Code Injection Vulnerability
CVE-2026-9198: IBM Langflow Code Injection Vulnerability
CISA Known Exploited Vulnerability (KEV)
| Vendor / project | IBM |
| Product | Langflow |
| Date added | 2026-08-04 |
| Due date | 2026-08-07 |
| Ransomware campaign use | Unknown |
Description
Langflow contains a code injection vulnerability that allows unauthenticated attackers to achieve full remote code execution on default Langflow deployments.
Required action (CISA)
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.
Notes
https://www.ibm.com/support/pages/node/7278927 ; BOD 26-04: https://www.cisa.gov/news-events/directives/bod-26-04-prioritizing-security-updates-based-risk ; Forensics Triage Requirements: https://www.cisa.gov/news-events/directives/bod-26-04-implementation-guidance-prioritizing-security-updates-based-risk ; https://nvd.nist.gov/vuln/detail/CVE-2026-9198
References
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2026-9198
- KEV catalog: https://www.cisa.gov/known-exploited-vulnerabilities-catalog