CVE-2026-77780

Severity CVSS v4.0:

MEDIUM

Type:

Unavailable / Other

Publication date:

21/08/2026

Last modified:

21/08/2026

Description

Authorization Bypass Through User-Controlled Key in the transaction save endpoint in Roskus<br /> Prospero Flow CRM 4.9.1 through 5.14.0 allows a user with transaction and accounting<br /> creation permissions to disclose another company&#39;s bank account name, bank name and card<br /> last four digits via a bank_account_id or bank_card_id belonging to that company in POST<br /> /transaction/save, which is persisted and rendered without any company ownership check.

Impact

Vector 4.0

CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N CVSS v4.0 Severity and Metrics:

Base Score: 5.30 MEDIUM
Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N

Attack Vector (AV): Network
Attack Complexity (AC): Low
Attack Requirements (AT): None
Privileges Required (PR): Low
User Interaction (UI): None
Confidentiality (VC): Low
Integrity (VI): None
Availability (VA): None
Confidentiality (SC): None
Integrity (SI): None
Availability (SA): None

Base Score 4.0

5.30

Severity 4.0

MEDIUM

CVE-2026-77780

Description

Impact

References to Advisories, Solutions, and Tools