Mercado Pago payments for WooCommerce vulnerabilities
Plugin slug woocommerce-mercadopago · 5 known vulnerabilities · latest disclosed 2026-08-05 · WordPress.org page
Every listed vulnerability has a fix. Version 8.9.1 or later is not affected by any of them. If your site runs an older version, update it.
0 of 5 rated high or critical (CVSS 7 or more).
Known vulnerabilities in Mercado Pago payments for WooCommerce
| Severity | Affected versions | Fixed in | CVE | Published | Details |
|---|---|---|---|---|---|
| Medium 5.3 | <= 8.9.0 | 8.9.1 | CVE-2026-28180 | 2026-08-05 | Advisory |
| Medium 5.3 | <= 8.7.11 | 8.7.12 | CVE-2026-3208 | 2026-05-05 | Advisory |
| Medium 6.5 | 7.3.0 to 7.6.1 | 7.6.2 | CVE-2024-3934 | 2024-07-19 | Advisory |
| Medium 4.3 | <= 6.3.1 | 6.4.0 | CVE-2022-45068 | 2023-02-06 | Advisory |
| Medium 4.3 | <= 6.6.0 | 6.7.0 | none | 2023-01-23 | Advisory |
Check if a site is affected
Enter a site address to see which version of Mercado Pago payments for WooCommerce and other plugins it runs, and whether they match a known vulnerability.
Questions
Is the Mercado Pago payments for WooCommerce plugin safe to use?
All 5 known issues are fixed in current versions (8.9.1 or later). Keeping it updated is what matters.
How do I check which version of Mercado Pago payments for WooCommerce my site runs?
In WordPress go to Plugins > Installed Plugins. From the outside, the free PluginPeek scan below reads the version from the site's public files.
How do I fix a vulnerable plugin?
Make a full backup, then update it from Dashboard > Updates and check the site afterwards. If you would rather not, we can do it for a fixed $99, paid after you have checked the site.