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IBM Langflow: IBM Langflow Code Injection Vulnerability

› IBM Langflow

last updated Aug 4, 2026

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started: Aug 4, 2026
closed: Aug 4, 2026
CVEs: 1
sources: 3

## summary

Langflow contains a code injection vulnerability that allows unauthenticated attackers to achieve full remote code execution on default Langflow deployments. Added to CISA KEV on 2026-08-04.

severity: Actively exploited (CISA KEV)

## cve ids[1]

CVE-2026-9198

## affected

See vendor advisory / CISA notes (versions not always listed in KEV feed)

## fixed in

See vendor advisory linked in sources

## timeline[1]

Aug 4, 2026
CISA added CVE-2026-9198 to the KEV catalog (due 2026-08-07).

## advisories[2]

## news & write-ups[1]

IBM Langflow — CVE-2026-9198IBM · Aug 4, 2026

## notes & caveats

Derived from CISA KEV JSON feed catalogVersion 2026.10.21. Exact affected/fixed version strings are not always in the KEV record — verify against the vendor advisory URL. startedAt uses dateAdded (exploitation may have begun earlier).

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