PT-2026-27896 · 8Theme · 8Theme Xstore Core+1

Published 2026-03-25 · Updated 2026-03-30 · CVE-2026-25306

Positive Technologies (AI Summary)

CVSS v3.1

7.1

High

Base vector

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

Name of the Vulnerable Software and Affected Versions 8theme XStore Core versions through 5.6.4

Description The 8theme XStore Core et-core-plugin contains a flaw related to improper input handling during web page creation, which allows for Reflected Cross-Site Scripting (XSS). This issue could potentially allow an attacker to inject malicious scripts into web pages viewed by other users. The vulnerable component is the et-core-plugin.

Recommendations Update 8theme XStore Core to a version later than 5.6.4.

Fix

XSS

Weakness Enumeration

CWE-79

Related Identifiers

CVE-2026-25306

Affected Products

8Theme Xstore Core

Et-Core-Plugin

References · 3

• https://nvd.nist.gov/vuln/detail/CVE-2026-25306 · Security Note
• https://patchstack.com/database/Wordpress/Plugin/et-core-plugin/vulnerability/wordpress-xstore-core-plugin-5-6-4-reflected-cross-site-scripting-xss-vulnerability?_s_id=cve · Note
• https://twitter.com/CVEnew/status/2038517022557171996 · Twitter Post