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6.8 Medium

CVE-2026-96899 The Optima Express IDX WordPress plugin before 8.7.6 does not properly neutralise a script value submitted through one…

Description

The Optima Express IDX WordPress plugin before 8.7.6 does not properly neutralise a script value submitted through one of its REST endpoints before storing it and echoing it into the document head when the post is rendered, allowing users with a role as low as author to perform Stored Cross-Site Scripting attacks.

Affected products and versions

Product Affected versions Fixed in
Optima Express IDX 8.6 8.6.0 → < 8.7.6 8.7.6

Other CVEs of Optima Express IDX

The 2 CVEs of Optima Express IDX →
CVE-2026-96897 The Optima Express IDX WordPress plugin before 8.7.6 does not perform any authorisation check on one of its AJAX actions… 5.3 Medium
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