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Vulnerabilities

Vulnerability · CVE-2024-36420

FlowiseAI Flowise Improper Neutralization of Special Elements in Output Used by a Downstream Component ('Injection')

Published Jul 17, 2026 · catalog updated Jul 17, 2026 · FlowiseAI Flowise

Patch now

CVE-2024-36420 is in the CISA known-exploited catalog. Confirm FlowiseAI Flowise against the vendor advisory and apply that fix. The CVSS score does not change the priority.

Gaps on this record

  • No version range is stored. A customer cannot check an installed version against this record.
Severity
Unknown—
Known exploitation
CISA KEV and VulnCheck KEV
EPSS
1.78%
Remediation
Remediation guidance
Affected products
vendor FlowiseAI Flowise

Flowise is a drag & drop user interface to build a customized large language model flow. In version 1.4.3 of Flowise, the endpoint in is vulnerable to arbitrary file read due to lack of sanitization of the body parameter. No known patches for this issue are available.

Are you affected?

Enter the version you run. The result uses only the ranges stored on this record.

The check returns affected, not affected, or incomplete. It does not guess a version that is missing from the record.

  • vendor FlowiseAI Flowiseversion unspecified

How to fix CVE-2024-36420

What to do

Three questions, each answered from this record only. Confirm the vendor advisory before you patch.

Should you patch?

CVE-2024-36420 is in the CISA known-exploited catalog. Confirm FlowiseAI Flowise against the vendor advisory and apply that fix. The CVSS score does not change the priority.

Which versions are affected?

Affected version ranges are not on this record. Apply remediations or mitigations per vendor instructions or discontinue use of the product if remediation or mitigations are unavailable.

What should an analyst verify?

No weakness class is stored. EPSS 1.78%. The CISA KEV listing is the exploitation evidence. No Exploit-DB or Metasploit reference is linked. Use the source links for the original advisory.

Code

The project this record applies to. Exploit listings stay in References.

No public source repository is identified for this product.

Timeline

Detection, updates, and resolution for this record.

  1. Jul 17, 2026 · VulnCheck KEV

    Detected

    Flowise is a drag & drop user interface to build a customized large language model flow. In version 1.4.3 of Flowise, the endpoint in is vulnerable to arbitrary file read due to lack of sanitization of the body parameter. No known patches for this issue are available.

  2. Jul 17, 2026 · CISA KEV

    Known exploited

    Apply remediations or mitigations per vendor instructions or discontinue use of the product if remediation or mitigations are unavailable.

Sources

  • CVE.orgVulnerability recordCVE-2024-36420

    Official CVE identifier

    cve.org
  • FIRST EPSSExploitation probabilityCVE-2024-36420

    30-day exploitation probability 1.8%

    first.org
  • VulnCheck KEVConfirmed exploitationCVE-2024-36420

    Flowise is a drag & drop user interface to build a customized large language model flow. In version 1.4.3 of Flowise, the endpoint in is vulnerable to arbitrary file read due to lack of sanitization of the body parameter. No known patches for this issue are available.

    vulncheck.com

References

Freshness

Last verified in this catalog Oct 17, 2026. Significant claims (KEV, EPSS, CVSS, affected ranges) come from the source rows above — open the original publisher for the authoritative advisory.