CVE-2026-48873 HIGH

CVE-2026-48873: WordPress Montonio for WooCommerce plugin <= 10.1.2 - Broken Access Control vulnerability

Vendor Montonio

Product Montonio for WooCommerce

Weakness CWE-862 · Missing authorization

Published June 15, 2026

Last update June 15, 2026

View on NVD All CVEs

CVSS base score

7.5/10

Attack vector Network

Attack complexity Low

Privileges required None

User interaction None

Confidentiality None

Integrity High

CVSS vector

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

What the vulnerability does

01Description

Unauthenticated Broken Access Control in Montonio for WooCommerce <= 10.1.2 versions.

Explanation of Vulnerability in Simple Terms

02Summary

Montonio for WooCommerce versions up to 10.1.2 lack proper authorization checks on certain functions. An attacker can modify payment data or transaction records without authentication. This affects the integrity of orders and financial records in WooCommerce stores using this payment gateway plugin.

What an attacker can do

03Attacker Capabilities

Modify payment records or transaction data without logging in.

Potential impact on your site

04Site Impact

Attackers can alter order totals, payment status, or transaction history without your knowledge.

Conditions required to exploit

05Prerequisites

Network access to the WooCommerce site; no authentication required.

Key dates

06Disclosure timeline

June 15, 2026 CVE published

External resources

07References

NVD — National Vulnerability Database https://nvd.nist.gov/vuln/detail/CVE-2026-48873 CWE — Common Weakness Enumeration https://cwe.mitre.org/data/definitions/862.html AskarLabs — CWE-862 write-up Missing Authorization

Related vulnerabilities

Identifiers

CVE CVE-2026-48873

CWE CWE-862

CVSS 7.5 / HIGH

Affected versions