PT-2026-8054 · WordPress · Amp Enhancer – Compatibility Layer For Official Amp Plugin

Muqsith Barru · Published 2026-02-14 · Updated 2026-02-14 · CVE-2026-2027

Positive Technologies (AI Summary)

CVSS v3.1

4.4

Medium

Base vector

AV:N/AC:H/PR:H/UI:N/S:C/C:L/I:L/A:N

Name of the Vulnerable Software and Affected Versions AMP Enhancer – Compatibility Layer for Official AMP Plugin for WordPress versions through 1.0.49

Description The software is susceptible to Stored Cross-Site Scripting through the AMP Custom CSS setting due to inadequate input sanitization and output escaping of user-provided attributes. This allows authenticated attackers with Administrator-level access or higher to inject arbitrary web scripts into pages. These scripts will execute when a user accesses the injected page. This issue only impacts multi-site installations and those where unfiltered html has been disabled.

Recommendations Update AMP Enhancer – Compatibility Layer for Official AMP Plugin for WordPress to a version later than 1.0.49.

Fix

XSS

Weakness Enumeration

CWE-79

Related Identifiers

CVE-2026-2027

Affected Products

Amp Enhancer – Compatibility Layer For Official Amp Plugin

References · 9

• https://nvd.nist.gov/vuln/detail/CVE-2026-2027 · Security Note
• https://t.me/CVEtracker/44692 · Telegram Post
• https://plugins.trac.wordpress.org/browser/amp-enhancer/tags/1.0.49/admin/amp-enhancer-custom-css/amp-enhancer-custom-css.php#L13 · Note
• https://gist.github.com/indonumberone/b373b970da88e87a218aed58d92ccfb2 · Note
• https://wordfence.com/threat-intel/vulnerabilities/id/14014260-e872-48d8-8788-f89dbeec2080?source=cve · Note
• https://twitter.com/CVEarity/status/2022671069795188795 · Twitter Post
• https://plugins.trac.wordpress.org/browser/amp-enhancer/trunk/admin/amp-enhancer-custom-css/amp-enhancer-custom-css.php#L13 · Note
• https://twitter.com/VulmonFeeds/status/2022571136970621214 · Twitter Post
• https://twitter.com/CVEnew/status/2022543945859801468 · Twitter Post