CVE-2026-57427 WordPress Download Monitor - WPForms Lock plugin <= 1.0.4 - Cross Site Scripting (XSS) vulnerability

High 7.1 Published Updated

Unauthenticated attackers can inject malicious scripts into the Download Monitor - WPForms Lock plugin, potentially compromising user sessions.

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

What is CVE-2026-57427?

CVE-2026-57427 is a high-severity cross-site scripting vulnerability in Download Monitor - WPForms Lock, published on 23 Jul 2026. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.

Official description

Unauthenticated Cross Site Scripting (XSS) in Download Monitor - WPForms Lock <= 1.0.4 versions.

Weakness: CWE-79

Which versions are affected by CVE-2026-57427?

How do I fix CVE-2026-57427?

No fix has been published for CVE-2026-57427 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-2026-57427 being exploited?

There is no known exploitation of CVE-2026-57427 in the wild and no public exploit code.

Sources

Also known as GHSA-vrhh-vwx7-mfvg.

Is CVE-2026-57427 in your software?

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