Medium severity · published Apr 8, 2026
CVE-2026-39629
WordPress Uminex theme <= 1.0.9 - Arbitrary Shortcode Execution vulnerability
5.3
CVSS
0.2%
EPSS
No
On KEV
Description
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.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
Low
Integrity
None
Availability
None
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.2% · higher than 15% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
UM
Uminex · kutethemes
through 1.0.9 · source: vendor
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-39629
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-39629
patchstack.com
https://patchstack.com/database/Wordpress/Theme/uminex/vulnerability/wordpress-uminex-theme-1-0-9-arbitrary-shortcode-execution-vulnerability?_s_id=cve
More from Uminex
8.1
CVE-2026-48193
WordPress Uminex theme <= 1.0.9 - Local File Inclusion vulnerability