The Magazine Companion plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the 'headerHtmlTag' attribute in the bnm-blocks/featured-posts-1 block in all versions up to, and including, 1.2.3. This is due to insufficient input sanitization and output escaping when using user-supplied values as HTML tag names. This makes it possible for authenticated attackers, with contributor-level access and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.
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Fixes

Solution

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Workaround

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History

Tue, 11 Nov 2025 03:45:00 +0000

Type Values Removed Values Added
Description The Magazine Companion plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the 'headerHtmlTag' attribute in the bnm-blocks/featured-posts-1 block in all versions up to, and including, 1.2.3. This is due to insufficient input sanitization and output escaping when using user-supplied values as HTML tag names. This makes it possible for authenticated attackers, with contributor-level access and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.
Title Magazine Companion <= 1.2.3 - Authenticated (Contributor+) Stored Cross-Site Scripting
Weaknesses CWE-79
References
Metrics cvssV3_1

{'score': 6.4, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N'}


cve-icon MITRE

Status: PUBLISHED

Assigner: Wordfence

Published:

Updated: 2025-11-11T03:30:44.964Z

Reserved: 2025-10-15T18:51:23.266Z

Link: CVE-2025-11828

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Received

Published: 2025-11-11T04:15:42.603

Modified: 2025-11-11T04:15:42.603

Link: CVE-2025-11828

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

No data.