CVE-2026-39712: WordPress tagDiv Composer plugin <= 5.4.3 - Arbitrary Shortcode Execution vulnerability
Published Apr 8, 2026
·Updated
Improper Neutralization of Script-Related HTML Tags in a Web Page (Basic XSS) vulnerability in tagDiv tagDiv Composer td-composer allows Code Injection.This issue affects tagDiv Composer: from n/a through <= 5.4.3.
Affected Software
1 affected component
tagDiv tagDiv Composer<=5.4.3
Event History
Apr 8, 2026
CVE Published
via MITRE·08:30 AM
Data Sourced
via MITRE·08:30 AM
DescriptionSeverityWeakness
Data Sourced
via NVD·09:16 AM
DescriptionSeverityWeakness
Frequently Asked Questions
1
What is the severity of CVE-2026-39712?
CVE-2026-39712 is considered a medium-severity vulnerability due to its potential for arbitrary shortcode execution.
2
How do I fix CVE-2026-39712?
To fix CVE-2026-39712, update the tagDiv Composer plugin to a version later than 5.4.3.
3
What type of vulnerability is CVE-2026-39712?
CVE-2026-39712 is classified as an arbitrary shortcode execution vulnerability, which can lead to code injection.
4
What software is affected by CVE-2026-39712?
CVE-2026-39712 affects tagDiv Composer versions from n/a up to and including 5.4.3.
5
What are the potential impacts of CVE-2026-39712?
The potential impacts of CVE-2026-39712 include unauthorized execution of malicious code on affected WordPress sites.