CVE-2026-115959: WPExperts APIExperts Square for WooCommerce broken access control

CVE-2026-115959 · Severity: medium · CVSS 5.3 · Published 2026-10-26

APIExperts Square for WooCommerce is a WordPress plugin that integrates Square payment processing with WooCommerce online stores. A missing authorization flaw allows unauthenticated attackers to access pages and perform actions they should not be permitted to, potentially exposing customer data or allowing unauthorized transactions.

Technologies: WPExperts APIExperts Square for WooCommerce. Vendors: WPExperts.

Quick answers

Is CVE-2026-115959 exploited in the wild?
No. Junglewise Threat Intelligence has no report of CVE-2026-115959 being exploited in the wild.
How severe is CVE-2026-115959?
Medium severity, with a CVSS score of 5.3, published 26 October 2026.
Which products and versions are affected?
WPExperts APIExperts Square for WooCommerce through 4.7.5.
Is there a fix for CVE-2026-115959?
Yes: fixed in 4.7.6. Junglewise finds every place you run it, drafts the upgrade and applies it once you approve.
How is CVE-2026-115959 attacked?
It is attacked over the network, in a web application.
Am I affected by CVE-2026-115959?
Check whether you run WPExperts APIExperts Square for WooCommerce at an affected version. Junglewise does that check for you around the clock: connect your code, cloud and domains, and it matches new vulnerabilities like this one against what you actually run and tells you when one reaches you.

How to fix

  • Fixed in: 4.7.6

Technical details

A broken access control vulnerability in the plugin fails to properly validate user permissions before allowing access to sensitive functionality. An unauthenticated attacker can exploit this via network access to view restricted data or perform unauthorized actions. A fix is available in version 4.7.6.

Affected products

  • WPExperts APIExperts Square for WooCommerce through 4.7.5

Timeline

  • 2026-10-26: disclosed
  • 2026-10-26: advisory: Published by Patchstack

References

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