WCPOS <= 1.9.8 - Authenticated (Shop Manager+) Path Traversal to Arbitrary File Read via 'type' Parameter

6.5
Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')
CVE CVE-2026-16078
CVSS 6.5 (Medium)
Publicly Published July 22, 2026
Last Updated July 23, 2026
Researcher Wordfence PRISM - Wordfence

Description

The WCPOS – Point of Sale (POS) plugin for WooCommerce plugin for WordPress is vulnerable to Directory Traversal in all versions up to, and including, 1.9.8 via the 'type' parameter parameter. This makes it possible for authenticated attackers, with shop manager-level access and above, to read the contents of arbitrary files on the server, which can contain sensitive information. Successful exploitation requires supplying context=edit in the request, which bypasses the content-stripping logic in prepare_item_for_response() and returns the traversed file verbatim in the REST API response.

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Vulnerability Details for WCPOS – Point of Sale (POS) plugin for WooCommerce

Software Type Plugin
Software Slug woocommerce-pos (view on wordpress.org)
Patched? Yes
Remediation Update to version 1.9.9, or a newer patched version
Affected Version
  • <= 1.9.8
Patched Version
  • 1.9.9

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