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CVE-2026-4528

MEDIUM CVSS 4.0: 6.9 EPSS 0.04%
Updated Mar 23, 2026
Parameter Value
CVSS 6.9 (MEDIUM)
Type CWE-918 (Server-Side Request Forgery (SSRF))
Public PoC No

A vulnerability was determined in trueleaf ApiFlow 0.9.7. The impacted element is the function validateUrlSecurity of the file packages/server/src/service/proxy/http_proxy.service.ts of the component URL Validation Handler. This manipulation causes server-side request forgery.

Remote exploitation of the attack is possible. The exploit has been publicly disclosed and may be utilized.

Attack Parameters

Attack Vector
Network
Can be exploited remotely
Attack Complexity
Low
Easy to exploit
Attack Requirements
None
No additional conditions
Privileges Required
None
No privileges needed
User Interaction
None
No user interaction needed

Impact Assessment

Confidentiality
Low
Partial data leak
Integrity
Low
Partial data modification
Availability
Low
Partial disruption

CVSS Vector v4.0