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Mercado Pago payments for WooCommerce vulnerabilities
Mercado Pago payments for WooCommerce has 2 known vulnerabilities in this database. The most recent published record is dated 6 May 2026.
- Known vulnerabilities
- 2
- Active installs
- 100,000+
- Latest version
- 8.9.5
- Last updated
- 25 Sep 2026
- Most recent
- 6 May 2026
Find it in your WordPress dashboard under Plugins. Severity is based on the CVSS score published with the CVE where one is available.
| Vulnerability | Severity | Affected | Fix | Published |
|---|---|---|---|---|
| Broken access control CVE-2026-3208 | Medium 5.3 | Up to 8.7.11 | Fixed in a later version (latest 8.9.5) | 6 May 2026 |
| Arbitrary file read CVE-2024-3934 | Medium 6.5 | Not yet published | Check for an update | 20 Jul 2024 |
Read the published descriptions
- CVE-2026-3208, 6 May 2026
- 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. CVE record
- CVE-2024-3934, 20 Jul 2024
- The Mercado Pago payments for WooCommerce plugin for WordPress is vulnerable to Path Traversal in versions 7.3.0 to 7.5.1 via the mercadopagoDownloadLog function. This makes it possible for authenticated attackers, with subscriber-level access and above, to download and read the contents of arbitrary files on the server, which can contain sensitive information. The arbitrary file download was patched in 7.5.1, while the missing authorization was corrected in version 7.6.2. CVE record
What to do if you run Mercado Pago payments for WooCommerce
If you run Mercado Pago payments for WooCommerce, open WordPress and check the installed version in Plugins. Compare it with the affected versions in the vulnerability record. If a fixed version is available, take a current backup and update to that version or the latest supported release.
If no fixed version exists, consider disabling and removing the plugin or replacing it with a maintained alternative. After dealing with the affected software, check administrator users, unexpected file changes, redirects, unfamiliar pages and security logs for signs that the site may already have been altered.
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