# CVE-2026-86790

## Summary

- **CVE ID:** CVE-2026-86790
- **Severity:** MEDIUM
- **CVSS Score:** 6.8 (CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:U/C:H/I:H/A:H)
- **CWE:** N/A
- **Published:** Sep 12, 2026
- **Last Modified:** Sep 12, 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.

## Affected Products

- Unknown — WP Highlight Box (0)

## References

- [CNA](https://wpscan.com/vulnerability/b48571ae-368e-4193-977a-f22fb09db4d4/)

## Exploitation Prediction (EPSS)

- **EPSS Score:** 0.24%
- **EPSS Percentile:** 14.7

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_Exported from OnDuty AI Vulnerability Intelligence on 2026-09-18._