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Vulnerabilities

Vulnerability · CVE-2025-55346

FlowiseAI Flowise Improper Control of Generation of Code ('Code Injection')

Published Nov 19, 2025 · catalog updated Nov 19, 2025 · FlowiseAI Flowise

Patch now

CVE-2025-55346 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
22.37%
Remediation
Remediation guidance
Affected products
vendor FlowiseAI Flowise

User-controlled input flows to an unsafe implementation of a dynamic Function constructor, allowing network attackers to run arbitrary unsandboxed JS code in the context of the host, by sending a simple POST request.

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-2025-55346

What to do

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

Should you patch?

CVE-2025-55346 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 22.37%. 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. Nov 19, 2025 · VulnCheck KEV

    Detected

    User-controlled input flows to an unsafe implementation of a dynamic Function constructor, allowing network attackers to run arbitrary unsandboxed JS code in the context of the host, by sending a simple POST request.

  2. Nov 19, 2025 · 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-2025-55346

    Official CVE identifier

    cve.org
  • FIRST EPSSExploitation probabilityCVE-2025-55346

    30-day exploitation probability 22.4%

    first.org
  • VulnCheck KEVConfirmed exploitationCVE-2025-55346

    User-controlled input flows to an unsafe implementation of a dynamic Function constructor, allowing network attackers to run arbitrary unsandboxed JS code in the context of the host, by sending a simple POST request.

    vulncheck.com

References

Freshness

Last verified in this catalog Oct 18, 2026. Significant claims (KEV, EPSS, CVSS, affected ranges) come from the source rows above — open the original publisher for the authoritative advisory.