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CVE-2026-3208

5.3 · MEDIUM

The Mercado Pago payments for WooCommerce plugin for WordPress is vulnerable to unauthorized access of data due to a missing capability check on the 'mp_pix_image' WooCommerce API endpoint in all v…

Published May 6, 2026CWE-862EPSS 0.41%

Overview

CVE-2026-3208 is a medium-severity vulnerability. It was published on May 6, 2026 and has a CVSS 3.1 base score of 5.3 (MEDIUM).

This vulnerability has a CVSS 3.1 base score of 5.3, rated MEDIUM. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

Technical description

The Mercado Pago payments for WooCommerce plugin for WordPress is vulnerable to unauthorized access of data due to a missing capability check on the 'mp_pix_image' WooCommerce API endpoint in all versions up to, and including, 8.7.11. This makes it possible for unauthenticated attackers to retrieve PIX payment QR code images for arbitrary orders. PIX QR codes contain sensitive merchant information including PIX keys (which may be CPF/CNPJ personal identifiers), transaction amounts, merchant name and city, and MercadoPago transaction references.

Remediation

Check the references section for vendor advisories, patches, and mitigation guidance. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

References

Refplugins.trac.wordpress.org/browser/woocommerce-mercadopago/tags/8.7.10/src/Gateways/PixGateway.php#L358Refplugins.trac.wordpress.org/browser/woocommerce-mercadopago/tags/8.7.10/src/Gateways/PixGateway.php#L92Refplugins.trac.wordpress.org/changeset?old_path=%2Fwoocommerce-mercadopago/tags/8.7.11&new_path=%2Fwoocommerce-mercadopago/tags/8.7.12Refwww.wordfence.com/threat-intel/vulnerabilities/id/986e0252-b94d-4ac8-9083-0218fa8a651e?source=cve

How CyberStrike helps

Frequently asked questions

What is CVE-2026-3208?

CVE-2026-3208 is a medium-severity vulnerability. It was published on May 6, 2026 and has a CVSS 3.1 base score of 5.3 (MEDIUM).

How severe is CVE-2026-3208?

This vulnerability has a CVSS 3.1 base score of 5.3, rated MEDIUM. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

How do I fix or remediate CVE-2026-3208?

Check the references section for vendor advisories, patches, and mitigation guidance. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

How can CyberStrike help with CVE-2026-3208?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2026-3208 is actually reachable in your own applications and APIs, then verifies each finding before reporting it. That tells you if the weakness is a real, exploitable risk in your environment or a false positive you can safely deprioritize.

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