CVE-2026-96899Optima Express 8.6.0 - 8.7.5 - Author+ Stored XSS via faq_script
Updated under an hour ago ()
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It affects Unknown Optima Express IDX. Add what you run to find out whether that includes you.
No exploitation reported and no EPSS estimate yet.
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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.
- CVSS
- 6.8 MEDIUM (v3.1, CISA ADP)CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:U/C:H/I:H/A:H
- Weakness (CWE)
- CWE-79
- Known exploited
- Not in CISA's KEV catalog
- EPSS (exploitation in the next 30 days)
- Not loaded for this CVE
- Assigned by
- WPScan
- NVD analysis
- Deferred
- Record last updated
- Sep 28, 2026
- First seen by InfoSec Signals
- Oct 9, 2026
Affected products
Unknown Optima Express IDX unknown:optima_express_idx (from the name) | from 8.6.0 before 8.7.6 | CNA record |
References
- https://wpscan.com/vulnerability/649584c7-0549-4080-92f0-bf4b9e8ee789/exploit, vdb-entry, technical-description
The CVE record on cve.org NVD's entry
The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.