CVE-2026-41271 - Vulnerability Analysis
HighCVSS: 8.3Last Updated: April 24, 2026
Flowise - Server-Side Request Forgery
Published: April 23, 2026Updated: April 24, 2026PoC AvailableRemote Exploitable
Overview
Flowise prior to 3.1.0 contains a server-side request forgery caused by malicious prompt template injection in POST/GET API Chain components, letting unauthenticated attackers make arbitrary HTTP requests, exploit requires no authentication.
Severity & Score
Severity: High
CVSS Score: 8.3
Impact
Unauthenticated attackers can make arbitrary HTTP requests, enabling internal network reconnaissance and potential data exfiltration.
Mitigation
Update to version 3.1.0 or later.
Related Resources
Details
- CVE ID
- CVE-2026-41271
- Severity
- High
- CVSS Score
- 8.3
- Type
- server_side_request_forgery
- Status
- confirmed
CWE
- CWE-918
CVSS Metrics
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:L