Vulnerability · Published Aug 14, 2025 · Assigned by JFROG
CVE-2025-55346Unintended dynamic code execution leads to remote code execution by network attackers
Critical 9.8
In plain English
A critical-severity code injection in flowise. Proof-of-concept exploit code is public. The chance it is exploited in the next 30 days is estimated at 23.8% (higher than 98% of all known vulnerabilities).
Severity (CVSS 3.1)9.8Critical
Exploit odds (30 days)23.8%top 2.2% of all CVEs
Exploited in the wildNo reportsCISA SSVC: poc
Attack toolingNoneno public tooling known
Official description
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.
Affected packages & fixed versions
| Ecosystem | Package | Fixed in | Advisory |
|---|---|---|---|
| npm | flowise | no fix listed | GHSA-hmgh-466j-fx4c |
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| flowise | 0 |
Weakness: CWE-94 · Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H