CVE-2026-86790
WP Highlight Box <= 1.0 - Contributor+ Stored XSS via highlight-box Shortcode
- State
- Published
- Severity
- 6.8 Medium
- Published
- Sep 12, 2026
- Updated
- Sep 12, 2026
- Reserved
- Sep 8, 2026
Description
The WP Highlight Box WordPress plugin through 1.0 does not escape some shortcode attributes before outputting them in a page where the shortcode is embedded, which could allow users with the contributor role and above to perform Stored Cross-Site Scripting attacks.
Scores
| CVSS | Score | Vector | Source |
|---|---|---|---|
| 3.1 | 6.8 Medium | CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:U/C:H/I:H/A:H | CISA-ADP |
Weaknesses
- CWE-79 Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
Affected Products
| Product | Versions |
|---|---|
WP Highlight BoxUnknown |
|
References
- https://wpscan.com/vulnerability/b48571ae-368e-4193-977a-f22fb09db4d4/exploitvdb-entrytechnical-description
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