CVE-2026-96899

medium

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.

References

https://wpscan.com/vulnerability/649584c7-0549-4080-92f0-bf4b9e8ee789/

https://euvd.enisa.europa.eu/vulnerability/EUVD-2026-87901

Details

Source: Mitre, NVD

Published: 2026-09-27

Updated: 2026-09-28

Risk Information

CVSS v2

Base Score: 8.3

Vector: CVSS2#AV:N/AC:L/Au:M/C:C/I:C/A:C

Severity: High

CVSS v3

Base Score: 6.8

Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:U/C:H/I:H/A:H

Severity: Medium

EPSS

EPSS: 0.00235