PT-2025-33143 · Unknown · Flowise Js

Assaf Levkovich · Published 2025-08-14 · Updated 2025-10-08 · CVE-2025-55346

Positive Technologies (AI Summary)

CVSS v3.1

9.8

Critical

Base vector

AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Name of the Vulnerable Software and Affected Versions: Flowise JS (affected versions not specified)

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. The vulnerability allows for remote code execution.

Recommendations: At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Exploit

RCE

Code Injection

Eval Injection

Weakness Enumeration

CWE-94

CWE-627

CWE-95

Related Identifiers

CVE-2025-55346

GHSA-HMGH-466J-FX4C

GHSA-Q4XX-MC3Q-23X8

Affected Products

Flowise Js

References · 14

• 🔥 https://research.jfrog.com/vulnerabilities/flowise-js-injection-remote-code-exection-jfsa-2025-001379925 · Exploit
• https://nvd.nist.gov/vuln/detail/CVE-2025-55346 · Security Note
• https://osv.dev/vulnerability/GHSA-q4xx-mc3q-23x8 · Vendor Advisory
• https://osv.dev/vulnerability/GHSA-hmgh-466j-fx4c · Vendor Advisory
• https://github.com/FlowiseAI/Flowise · Note
• https://github.com/FlowiseAI/Flowise/security/advisories/GHSA-hmgh-466j-fx4c · Note
• https://reddit.com/r/VulnMatter/comments/1o120p5/resumen_diario_de_vulnerabilidades_08102025 · Reddit Post
• https://reddit.com/r/VulnMatter/comments/1o1aw7v/resumen_diario_de_vulnerabilidades_08102025 · Reddit Post
• https://twitter.com/VulmonFeeds/status/1955956659903250822 · Twitter Post
• https://twitter.com/Cloudforce_One/status/1957635819788812635 · Twitter Post
• https://reddit.com/r/CVEWatch/comments/1mw6q8u/top_10_trending_cves_21082025 · Reddit Post
• https://reddit.com/r/CVEWatch/comments/1mvald9/top_10_trending_cves_20082025 · Reddit Post
• https://twitter.com/CVEnew/status/1955931279104598294 · Twitter Post
• https://t.me/cveNotify/132220 · Telegram Post