CVE EVIDENCE REVIEW
ReviewHighEvidence review

CVE-2026-9077 evidence review

IBM Langflow OSS, langflow

IBM Langflow OSS 1.0.0 through 1.10.3 Langflow allows remote authenticated attackers to bypass localhost-only restrictions and write arbitrary MCP server configurations to IDE configuration files on the host system.

Open CVE record
Evidence review

This record remains available for product and version identification, but it is not presented as a complete remediation procedure. Confirm the affected range and the supported fix in a direct vendor advisory before changing production systems.

ProductIBM Langflow OSS, langflow
Affected versions>= 1.0.0 <= 1.10.3, >= 1.0.0 < 1.11.0
Fixed versions1.11.0
Priority basisReview · CVSS 8.5 · EPSS -
01

Identify the product and installed version

Record whether IBM Langflow OSS, langflow is present, where it is installed, and which interfaces are exposed.

  • Record the product name, package or appliance identifier, and installed version.
  • Identify internet-facing, administrative, API, and internal access paths.
  • Preserve the pre-change configuration and relevant service logs.
02

Compare the affected range

Use the current record as an identification aid: >= 1.0.0 <= 1.10.3, >= 1.0.0 < 1.11.0. Resolve incomplete inventory results before deciding that an asset is unaffected.

03

Verify the authoritative remediation source

Open the linked source material and locate a direct vendor advisory for this CVE. Confirm the supported fixed release and product-specific update path before making a production change.

Operational boundary

This page does not replace the vendor advisory, support contract, change-management process, or recovery plan. Do not infer that an asset is unaffected from an incomplete inventory query or a missing fixed-version field.