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CVE record · CVE-2026-9198

Unauthenticated Remote Code Execution via Auto-Login Bypass and Code Validation

CVSS 9.8 CriticalCriticalIn CISA KEVEPSS 0.29 · 98th percentile

Critical, because:

  • In CISA’s KEV catalogue since 4 Aug 2026: it is known to be exploited.
  • CVSS score 9.8: 9.0 or more.
  • CVSS score 9.8 (7.0 or more) and EPSS 0.29 (0.1 or more): a high score and a real chance of exploitation in the next 30 days.

How we decide what’s critical

Published by the CVE Program (CNA: ibm) at 17 Jul 2026, 17:36 UTC. agentprime has not analysed this yet, so whether it affects any app is not known. This CVE names a vendor and product rather than a package, so the lockfile check doesn’t match it.

Affected products, as the CNA wrote them
VendorProductVersions
IBM Langflow OSS
  • affected 1.0.0 to 1.10.0, inclusive semver
Other versions: unaffected
Identifiers
CVE-2026-9198
CNA
ibm
Weakness (CWE)
CWE-94
Tags
Published
17 Jul 2026
Updated
17 Aug 2026

Not analysed yet

We haven’t published our own analysis of this CVE. If a person reviews it, this page will say what’s affected and what has to be true for it to matter.

Severity and exploitation

ScoreRatingCVSSVectorSource
9.8 Critical 3.1 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H CNA (ibm)
  • CISA KEV Listed since 4 Aug 2026: known to be exploited.
  • EPSS 0.29, the 98th percentile, on 5 Nov 2026: FIRST’s estimate of the chance of exploitation in the next 30 days.

Timeline

This record came from the full history of the CVE Program, published 17 Jul 2026. New records show when each source confirmed them.

Sources

References from the CNA

Facts on this page come from the CVE List as the CNA published them, with CVSS from the sources named above, CISA KEV and FIRST EPSS. Vendors, products and versions are shown as the CNA wrote them. We don’t reproduce the CVE’s description.