Risk Letters

Exploited vulnerability

CVE-2026-9198

TLP:CLEAR

IBM Langflow Code Injection Vulnerability

Langflow contains a code injection vulnerability that allows unauthenticated attackers to achieve full remote code execution on default Langflow deployments.

Facts

  • Vendor: IBM
  • Product: Langflow
  • CVSS: 9.8
  • EPSS (probability of exploitation within 30 days): 28.7 %
  • On CISA's Known Exploited Vulnerabilities list since: 4 August 2026
  • First known exploitation: 4 August 2026
  • CISA's deadline for US federal agencies: 7 August 2026
  • Weakness: CWE-94
  • First seen by Risk Letters: 18 July 2026

Members see which Nordic sectors the flaw hits, and what to do about it.

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Data: NVD (public domain), CISA KEV, FIRST EPSS, MITRE ATT&CK, AlienVault OTX. NVD