CVE-2026-39712 WordPress tagDiv Composer plugin <= 5.4.3 - Arbitrary Shortcode Execution vulnerability
Attackers can execute arbitrary code via improper neutralization of script-related HTML tags in the tagDiv Composer plugin.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2026-39712?
CVE-2026-39712 is a medium-severity code injection vulnerability in tagDiv Composer, published on 8 Apr 2026. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
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.
Weakness: CWE-80
Which versions are affected by CVE-2026-39712?
How do I fix CVE-2026-39712?
No fix has been published for CVE-2026-39712 yet. Limit exposure of the affected software until one is available.
Upgrade, and never evaluate templates, expressions or code built from user input. More about Code injection.
Is CVE-2026-39712 being exploited?
There is no known exploitation of CVE-2026-39712 in the wild and no public exploit code.
Sources
Also known as GHSA-hwgv-97jr-4gh8.