Improper Neutralization of Script-Related HTML Tags in a Web Page (Basic XSS) vulnerability in eLightUp Slim SEO slim-seo allows Code Injection.This issue affects Slim SEO: from n/a through 4.11.5.
Advisories

No advisories yet.

Fixes

Solution

Update the WordPress Slim SEO plugin to the latest available version (at least 4.11.6).


Workaround

No workaround given by the vendor.

History

Sat, 14 Nov 2026 01:45:00 +0000

Type Values Removed Values Added
First Time appeared Elightup
Elightup slim Seo
Wordpress-extensions
Wordpress-extensions slim Seo
Vendors & Products Elightup
Elightup slim Seo
Wordpress-extensions
Wordpress-extensions slim Seo

Fri, 13 Nov 2026 14:45:00 +0000

Type Values Removed Values Added
Description Improper Neutralization of Script-Related HTML Tags in a Web Page (Basic XSS) vulnerability in eLightUp Slim SEO slim-seo allows Code Injection.This issue affects Slim SEO: from n/a through 4.11.5.
Title WordPress Slim SEO plugin <= 4.11.5 - Content Injection vulnerability
Weaknesses CWE-80
References
Metrics cvssV3_1

{'score': 4.3, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N'}


Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: Patchstack

Published:

Updated: 2026-11-13T21:04:23.442Z

Reserved: 2026-11-08T00:26:41.330Z

Link: CVE-2026-124412

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Deferred

Published: 2026-11-13T15:17:36.820

Modified: 2026-11-13T21:17:39.387

Link: CVE-2026-124412

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-11-14T01:30:21Z

Weaknesses