CVE-2026-66644 WordPress Typing Effect plugin <= 1.3.7 - Cross Site Scripting (XSS) vulnerability

Medium 6.5 Published Updated

A Contributor can inject malicious scripts via the Typing Effect plugin, potentially leading to code execution or account takeover.

Exploited in the wild
Not known
Login needed
Any signed-in user
Attackable
Over the internet
Victim action needed
A user has to click or open something
Fix
None listed

What is CVE-2026-66644?

CVE-2026-66644 is a medium-severity cross-site scripting vulnerability in 93digital Typing Effect, published on 18 Aug 2026. Any signed-in user can exploit it over the network, and only if a user opens a file or follows a link.

Official description

Contributor Cross Site Scripting (XSS) in Typing Effect <= 1.3.7 versions.

Weakness: CWE-79

Which versions are affected by CVE-2026-66644?

How do I fix CVE-2026-66644?

No fix has been published for CVE-2026-66644 yet. Limit exposure of the affected software until one is available.

Escape output for the context it lands in and set a strict Content Security Policy. Upgrading the affected component is the real fix. More about Cross-site scripting.

Is CVE-2026-66644 being exploited?

There is no known exploitation of CVE-2026-66644 in the wild and no public exploit code.

Sources

Also known as GHSA-rwvj-f39c-7cv8.

Is CVE-2026-66644 in your software?

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