PT-2026-31203 · Themeum · Qubely

Published 2026-04-08 · Updated 2026-04-12 · CVE-2026-39638

Positive Technologies (AI Summary)

CVSS v3.1

5.9

Medium

Base vector

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

Name of the Vulnerable Software and Affected Versions Themeum Qubely versions through 1.8.14

Description The software contains a flaw due to improper neutralization of input during web page generation, leading to a Cross-site Scripting (XSS) issue. This allows for Stored XSS attacks.

Recommendations Update to a version later than 1.8.14

Fix

XSS

Weakness Enumeration

CWE-79

Related Identifiers

CVE-2026-39638

Affected Products

Qubely

References · 3

• https://nvd.nist.gov/vuln/detail/CVE-2026-39638 · Security Note
• https://twitter.com/CVEnew/status/2043368503542181900 · Twitter Post
• https://patchstack.com/database/Wordpress/Plugin/qubely/vulnerability/wordpress-qubely-plugin-1-8-14-cross-site-scripting-xss-vulnerability?_s_id=cve · Note