CVE-2026-39629 MEDIUM

CVE-2026-39629: WordPress Uminex theme <= 1.0.9 - Arbitrary Shortcode Execution vulnerability

Vendor Kutethemes

Product Uminex

Weakness CWE-80 · XSS · basic

Published April 8, 2026

Last update April 29, 2026

View on NVD All CVEs

CVSS base score

5.3/10

Attack vector Network

Attack complexity Low

Privileges required None

User interaction None

Confidentiality Low

Integrity None

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N

What the vulnerability does

01Description

Improper Neutralization of Script-Related HTML Tags in a Web Page (Basic XSS) vulnerability in kutethemes Uminex uminex allows Code Injection.This issue affects Uminex: from n/a through <= 1.0.9.

Explanation of Vulnerability in Simple Terms

02Summary

Uminex versions 1.0.9 and earlier contain an information disclosure vulnerability that allows unauthenticated attackers to read sensitive data over the network. The vulnerability requires no user interaction and can be exploited remotely with low complexity. Affected installations should update to a version newer than 1.0.9.

What an attacker can do

03Attacker Capabilities

Read sensitive information from the application without authentication.

Potential impact on your site

04Site Impact

Sensitive data may be exposed to unauthenticated attackers if Uminex is publicly accessible.

Conditions required to exploit

05Prerequisites

Network access to the affected Uminex installation; no authentication or user interaction required.

Key dates

06Disclosure timeline

April 8, 2026 CVE published

April 29, 2026 Record updated

External resources

07References

NVD — National Vulnerability Database https://nvd.nist.gov/vuln/detail/CVE-2026-39629 CWE — Common Weakness Enumeration https://cwe.mitre.org/data/definitions/80.html AskarLabs — CWE-80 write-up Improper Neutralization of Script-Related HTML Tags in a Web Page (Basic XSS)

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