Skip to main content
Press slash or control plus K to focus the search. Use the arrow keys to navigate results and press enter to open a threat.
Reconnecting to live updates…

Critical Flowise Vulnerability in Attacker Crosshairs

0
Critical
Vulnerabilityjavajavascript
Published: Tue Apr 07 2026 (04/07/2026, 15:34:51 UTC)
Source: SecurityWeek

Description

A critical vulnerability in Flowise involves improper validation of user-supplied JavaScript code, enabling attackers to execute arbitrary code and potentially access the file system. This flaw could allow unauthorized code execution within the affected environment. No specific affected versions or patch information are provided, and there is no indication of known exploitation in the wild at this time.

AI-Powered Analysis

Machine-generated threat intelligence

AILast updated: 04/07/2026, 15:46:14 UTC

Technical Analysis

The vulnerability in Flowise arises from inadequate validation of JavaScript code supplied by users. This weakness permits attackers to execute arbitrary code, which may lead to unauthorized access to the file system. The lack of detailed version information and absence of vendor patch advisories means the exact scope and remediation status remain unclear.

Potential Impact

Successful exploitation could allow an attacker to execute arbitrary code and access the file system, potentially compromising the confidentiality and integrity of data on the affected system. No evidence of active exploitation is currently reported.

Mitigation Recommendations

Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until an official fix is available, avoid exposing Flowise instances to untrusted users or networks and consider restricting input that can include JavaScript code.

Pro Console: star threats, build custom feeds, automate alerts via Slack, email & webhooks.Upgrade to Pro

Threat ID: 69d526c2aaed68159a2fe3da

Added to database: 4/7/2026, 3:46:10 PM

Last enriched: 4/7/2026, 3:46:14 PM

Last updated: 4/8/2026, 12:42:56 AM

Views: 11

Community Reviews

0 reviews

Crowdsource mitigation strategies, share intel context, and vote on the most helpful responses. Sign in to add your voice and help keep defenders ahead.

Sort by
Loading community insights…

Want to contribute mitigation steps or threat intel context? Sign in or create an account to join the community discussion.

Actions

PRO

Updates to AI analysis require Pro Console access. Upgrade inside Console → Billing.

Please log in to the Console to use AI analysis features.

Need more coverage?

Upgrade to Pro Console for AI refresh and higher limits.

For incident response and remediation, OffSeq services can help resolve threats faster.

Latest Threats

Breach by OffSeqOFFSEQFRIENDS — 25% OFF

Check if your credentials are on the dark web

Instant breach scanning across billions of leaked records. Free tier available.

Scan now
OffSeq TrainingCredly Certified

Lead Pen Test Professional

Technical5-day eLearningPECB Accredited
View courses