PT-2026-3226 · Unknown+1 · Woocommerce+1

Published 2026-01-16 · Updated 2026-01-16 · CVE-2026-0939

Positive Technologies (AI Summary)

CVSS v3.1

5.3

Medium

Base vector

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

Name of the Vulnerable Software and Affected Versions Rede Itaú for WooCommerce plugin for WordPress versions up to and including 5.1.2

Description The Rede Itaú for WooCommerce plugin for WordPress has a flaw related to insufficient verification of payment callback data. This allows unauthenticated attackers to manipulate WooCommerce order statuses, potentially marking unpaid orders as paid or failed. The issue stems from the plugin's failure to confirm the authenticity of payment callbacks.

Recommendations Update the Rede Itaú for WooCommerce plugin to a version later than 5.1.2.

Fix

Insufficient Verification of Data Authenticity

Weakness Enumeration

CWE-345

Related Identifiers

CVE-2026-0939

Affected Products

Rede Itaú For Woocommerce

Woocommerce

References · 7

• https://nvd.nist.gov/vuln/detail/CVE-2026-0939 · Security Note
• https://plugins.trac.wordpress.org/browser/woo-rede/tags/5.1.2/Includes/LknIntegrationRedeForWoocommerceWcEndpoint.php#L460 · Note
• https://plugins.trac.wordpress.org/changeset/3441046/woo-rede/tags/5.1.3/Includes/LknIntegrationRedeForWoocommerceWcEndpoint.php · Note
• https://plugins.trac.wordpress.org/browser/woo-rede/tags/5.1.2/Includes/LknIntegrationRedeForWoocommerceWcEndpoint.php#L710 · Note
• https://plugins.trac.wordpress.org/browser/woo-rede/tags/5.1.2/Includes/LknIntegrationRedeForWoocommerceWcEndpoint.php#L45 · Note
• https://wordfence.com/threat-intel/vulnerabilities/id/722c666b-913f-4289-82e6-30aa0a3abc2b?source=cve · Note
• https://twitter.com/CVEnew/status/2012126441173868998 · Twitter Post