CVE-2025-6721 MEDIUM

CVE-2025-6721: Vchasno Kasa <= 1.0.3 - Missing Authorization to Unauthenticated Invoice Generation

Vendor Bandido
Product MORKVA Vchasno Kasa Integration
Weakness CWE-862 · Missing authorization
Published July 19, 2025
Last update April 8, 2026

CVSS base score

5.3/10
Attack vector Network
Attack complexity Low
Privileges required None
User interaction None
Confidentiality Low
Integrity None

CVSS vector

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

What the vulnerability does

01Description

The Vchasno Kasa plugin for WordPress is vulnerable to unauthorized access of data due to a missing capability check on the mrkv_vchasno_kasa_wc_do_metabox_action() function in all versions up to, and including, 1.0.3. This makes it possible for unauthenticated attackers to generate invoices for arbitrary orders.

Explanation of Vulnerability in Simple Terms

02Summary

The MORKVA Vchasno Kasa Integration plugin through version 1.0.3 lacks proper authorization checks on sensitive operations. An unauthenticated attacker can read limited data without valid credentials. The vulnerability requires only network access and no user interaction. Update to a version newer than 1.0.3 to remediate.

What an attacker can do

03Attacker Capabilities

Read sensitive data from the integration without authentication.

Potential impact on your site

04Site Impact

Unauthorized users can access sensitive information exposed by the integration.

Conditions required to exploit

05Prerequisites

Network access only; no authentication or user interaction required.

Key dates

06Disclosure timeline

July 19, 2025 CVE published
April 8, 2026 Record updated

Related vulnerabilities

08Related CVE