CVE-2026-96899

6.8 mediumEPSS 0.2%

Medium (6.8). EPSS 0.2% chance of exploitation in the next 30 days.

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.

Severity

CVSS 3.1

6.8 medium

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

EPSS: 0.2% chance of exploitation in the next 30 days; higher than 13% of CVEs (scores of 2026-10-31)
CWE: CWE-79
Published: 2026-09-27
Modified: 2026-09-28
Record from: the NVD, synced 2026-10-19

References

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

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