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CVE-2026-85653 Details

ANALYZED

This CVE record has been analyzed and enriched by NVDAPI.com as an independent party.

Description

The Contextual Related Posts plugin for WordPress is vulnerable to Stored Cross-Site Scripting via 'other_attributes' Block Parameter in all versions up to, and including, 4.4.1 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with author-level access and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.

Metrics

CVSS 3.x Severity and Vector Strings:

VolerionCVSS-B:5.4 MEDIUMVector:CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N

CNA: [email protected]CVSS-B:6.4 MEDIUMVector:CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N

References to Advisories, Solutions, and Tools

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URL	Source(s)	Tag(s)
https://plugins.trac.wordpress.org/browser/contextual-related-posts/tags/4.2.4/includes/frontend/blocks/class-blocks.php#L95	[email protected]	Source CodeVendor
https://plugins.trac.wordpress.org/browser/contextual-related-posts/tags/4.2.4/includes/frontend/class-media-handler.php#L133	[email protected]	Source CodeVendor
https://plugins.trac.wordpress.org/browser/contextual-related-posts/tags/4.2.4/includes/frontend/class-media-handler.php#L854	[email protected]	Source CodeVendor
https://plugins.trac.wordpress.org/browser/contextual-related-posts/tags/4.2.4/includes/frontend/class-media-handler.php#L972	[email protected]	Source CodeVendor
https://plugins.trac.wordpress.org/browser/contextual-related-posts/tags/4.4.0/includes/frontend/blocks/class-blocks.php#L95	[email protected]	Source CodeVendor
https://plugins.trac.wordpress.org/browser/contextual-related-posts/tags/4.4.0/includes/frontend/class-media-handler.php#L133	[email protected]	Source CodeVendor
https://plugins.trac.wordpress.org/browser/contextual-related-posts/tags/4.4.0/includes/frontend/class-media-handler.php#L854	[email protected]	Source CodeVendor
https://plugins.trac.wordpress.org/browser/contextual-related-posts/tags/4.4.0/includes/frontend/class-media-handler.php#L972	[email protected]	Source CodeVendor
https://plugins.trac.wordpress.org/changeset?reponame=&old=3703115%40contextual-related-posts&new=3703115%40contextual-related-posts	[email protected]	Source CodeVendor
https://www.wordfence.com/threat-intel/vulnerabilities/id/1ee59a73-c449-462d-9ff0-b652be56b73b?source=cve	[email protected]	AdvisoryBundleRemedy

see all 10 references

Weakness Enumeration

CWE-ID	CWE Name	Source
CWE-79	Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')	[email protected]

Affected Products

Product	Versions
Contextual Related Posts	<= 4.4.1 (semver)
CPE cpe:2.3:a:ajaydsouza:contextual_related_posts::::::wordpress::* Remediation Upgrade: 4.4.2moderate effort

Change History

2 change records found show changes

Date	Action	Recorded By
Sep 22, 2026	CVE Modified	CISA-ADP
Sep 22, 2026	New CVE Received	[email protected]