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.
Advisories

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Fixes

Solution

No solution given by the vendor.


Workaround

No workaround given by the vendor.

History

Sat, 12 Sep 2026 16:30:00 +0000

Type Values Removed Values Added
Metrics cvssV3_1

{'score': 6.8, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:U/C:H/I:H/A:H'}

ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}


Sat, 12 Sep 2026 09:15:00 +0000

Type Values Removed Values Added
Weaknesses CWE-79

Sat, 12 Sep 2026 06:15:00 +0000

Type Values Removed Values Added
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.
Title WP Highlight Box <= 1.0 - Contributor+ Stored XSS via highlight-box Shortcode
References

Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: WPScan

Published:

Updated: 2026-09-12T15:30:42.956Z

Reserved: 2026-09-08T11:53:19.348Z

Link: CVE-2026-86790

cve-icon Vulnrichment

Updated: 2026-09-12T15:18:14.020Z

cve-icon NVD

Status : Received

Published: 2026-09-12T06:16:27.427

Modified: 2026-09-12T16:16:42.327

Link: CVE-2026-86790

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-09-13T01:00:14Z

Weaknesses