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CVE-2026-2027 Details

ANALYZED

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

Description

The AMP Enhancer – Compatibility Layer for Official AMP Plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the AMP Custom CSS setting in all versions up to, and including, 1.0.49 due to insufficient input sanitization and output escaping on user supplied attributes. This makes it possible for authenticated attackers, with Administrator-level access and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page. This only affects multi-site installations and installations where unfiltered_html has been disabled.

Metrics

CVSS 3.x Severity and Vector Strings:

VolerionCVSS-B:3.1 LOWVector:CVSS:3.1/AV:N/AC:H/PR:H/UI:R/S:U/C:L/I:L/A:N

CNA: [email protected]CVSS-B:4.4 MEDIUMVector:CVSS:3.1/AV:N/AC:H/PR:H/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://gist.github.com/indonumberone/b373b970da88e87a218aed58d92ccfb2	[email protected]	Broken LinkExploit
https://plugins.trac.wordpress.org/browser/amp-enhancer/tags/1.0.49/admin/amp-enhancer-custom-css/amp-enhancer-custom-css.php#L13	[email protected]	Source CodeVendor
https://plugins.trac.wordpress.org/browser/amp-enhancer/trunk/admin/amp-enhancer-custom-css/amp-enhancer-custom-css.php#L13	[email protected]	Source CodeVendor
https://www.wordfence.com/threat-intel/vulnerabilities/id/14014260-e872-48d8-8788-f89dbeec2080?source=cve	[email protected]

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
AMP Enhancer	All versions
CPE No CPEs found in CPE dictionary for this product. Remediation No remediation found in references.

Change History

3 change records found show changes

Date	Action	Recorded By
Jun 17, 2026	CVE Modified	[email protected]
Jun 17, 2026	CVE Modified	CISA-ADP
Feb 14, 2026	New CVE Received	[email protected]