CVE-2026-103382 — MEDIUM (5.3)

Vulnerability Description

The Casso Flow WordPress plugin before 4.2.0 does not properly authenticate incoming bank-transfer payment notifications, as the token used to verify them is empty on a default installation, allowing unauthenticated attackers to forge a notification and mark any pending WooCommerce order as paid, regardless of its payment method.

CVSS Score

5.3

MEDIUM

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

NONE

Integrity

LOW

Availability

NONE

Related Weaknesses (CWE)

CWE-284

References

https://wpscan.com/vulnerability/2056019e-22bf-4ba1-9b3b-239a369f0219/

FAQ

What is CVE-2026-103382?

CVE-2026-103382 is a vulnerability with a CVSS score of 5.3 (MEDIUM). The Casso Flow WordPress plugin before 4.2.0 does not properly authenticate incoming bank-transfer payment notifications, as the token used to verify them is empty on a default installation, allowing...

How severe is CVE-2026-103382?

CVE-2026-103382 has been rated MEDIUM with a CVSS base score of 5.3/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2026-103382?

Check the references section above for vendor advisories and patch information. Review vendor security bulletins for remediation guidance.