PT-2026-99506 · WordPress · Optima Express Idx

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CVE-2026-96899

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Published

2026-09-27

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Updated

2026-09-28

CVSS v3.1

6.8

Medium

VectorAV:N/AC:L/PR:H/UI:R/S:U/C:H/I:H/A:H
Name of the Vulnerable Software and Affected Versions Optima Express IDX WordPress plugin versions prior to 8.7.6
Description Stored Cross-Site Scripting occurs because the plugin fails to properly neutralize script values submitted through a REST endpoint. These values are stored and subsequently echoed into the document head when a post is rendered, allowing users with author-level permissions to execute malicious scripts.
Recommendations Update the plugin to version 8.7.6 or later.

Exploit

Fix

XSS

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Weakness Enumeration

Related Identifiers

CVE-2026-96899

Affected Products

Optima Express Idx