Multiple Pages Generator by Themeisle before 4.2.5 contains a stored cross-site scripting vulnerability that allows Contributor-level users to inject script via the [mpg] and [mpg_match] shortcode base-url attribute. Attackers can store entity-encoded payloads that pass kses but are decoded by html_entity_decode() and rendered unescaped through {{mpg_url}}, executing script in administrators' browsers.

Metrics

Attack Vector Network

Attack Complexity Low

Privileges Required Low

Attack Requirements None

User Interaction Passive

Vulnerable System Confidentiality Impact Low

Vulnerable System Integrity Impact Low

Vulnerable System Availability Impact None

Subsequent System Confidentiality Impact Low

Subsequent System Integrity Impact Low

Subsequent System Availability Impact None

Attack Vector Network

Attack Complexity Low

Privileges Required Low

Scope Changed

Confidentiality Impact Low

Integrity Impact Low

Availability Impact None

User Interaction Required

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

No EPSS score available.

Key SSVC decision points have not yet been added.

Affected Vendors & Products

Vendors Products
Themeisle Subscribe
Multiple Page Generator Subscribe

No data.

No data.

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No data.

Advisories

No advisories yet.

Fixes

Solution

No solution given by the vendor.

Workaround

No workaround given by the vendor.

References
Link Providers
https://plugins.svn.wordpress.org/multiple-pages-generator-by-porthas/tags/4.2.4/controllers/display/Base_Display.php cve-icon cve-icon
https://plugins.svn.wordpress.org/multiple-pages-generator-by-porthas/tags/4.2.4/controllers/display/loop/Core.php cve-icon cve-icon
https://plugins.svn.wordpress.org/multiple-pages-generator-by-porthas/tags/4.2.4/models/CoreModel.php cve-icon cve-icon
https://plugins.trac.wordpress.org/changeset/3742674/multiple-pages-generator-by-porthas cve-icon cve-icon
https://wordpress.org/plugins/multiple-pages-generator-by-porthas/ cve-icon cve-icon
https://www.vulncheck.com/advisories/multiple-pages-generator-by-themeisle-before-4.2.5-stored-xss-via-shortcode-base-url cve-icon cve-icon
History

Thu, 29 Oct 2026 13:30:00 +0000

Type Values Removed Values Added
Description Multiple Pages Generator by Themeisle before 4.2.5 contains a stored cross-site scripting vulnerability that allows Contributor-level users to inject script via the [mpg] and [mpg_match] shortcode base-url attribute. Attackers can store entity-encoded payloads that pass kses but are decoded by html_entity_decode() and rendered unescaped through {{mpg_url}}, executing script in administrators' browsers.
Title Multiple Pages Generator by Themeisle before 4.2.5 Stored XSS via Shortcode base-url
First Time appeared Themeisle
Themeisle multiple Page Generator
Weaknesses CWE-79
CPEs cpe:2.3:a:themeisle:multiple_page_generator:*:*:*:*:*:wordpress:*:*
Vendors & Products Themeisle
Themeisle multiple Page Generator
References
Metrics cvssV3_1

{'score': 5.4, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N'}

cvssV4_0

{'score': 5.1, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:L/VI:L/VA:N/SC:L/SI:L/SA:N'}

Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: VulnCheck

Published:

Updated: 2026-10-29T13:08:54.249Z

Reserved: 2026-10-29T11:51:52.445Z

Link: CVE-2026-119054

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Deferred

Published: 2026-10-29T14:17:52.667

Modified: 2026-10-29T16:21:34.310

Link: CVE-2026-119054

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-10-29T15:30:16Z

Weaknesses