CVE-2026-19871

CRITICAL CVSS 4.0: 9.3 EPSS 0.39%
Updated Aug 14, 2026
Parameter Value
CVSS 9.3 (CRITICAL)
Affected Versions before 5.15.9
Type CWE-798 (Hardcoded Credentials)
Public PoC No

Use of Hard-coded Credentials in the human resources component in Roskus Prospero Flow CRM before 5.15.9 allows unauthenticated remote attackers to authenticate as any employee onboarded through the standard flow, knowing only their email address, because the employee save controller falls back to the literal password "changeme" and the onboarding form provides no password field.

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
High
Complete data leak
Integrity
High
Complete data modification
Availability
None
No disruption

CVSS Vector v4.0