CVE-2025-12761 Simple multi step form - Moderately critical - Cross-site Scripting - SA-CONTRIB-2025-116

Low 3.5 Published Updated

Attackers can inject malicious scripts into Drupal pages via the Simple multi step form module, potentially stealing user data or hijacking sessions.

Exploited in the wild
Not known
Login needed
An administrator
Attackable
Over the internet
Victim action needed
A user has to click or open something
Fix
Available

What is CVE-2025-12761?

CVE-2025-12761 is a low-severity cross-site scripting vulnerability in Drupal Simple multi step form, published on 18 Nov 2025. An attacker needs administrator access to exploit it, and only if a user opens a file or follows a link.

Official description

Improper Neutralization of Input During Web Page Generation ("Cross-site Scripting") vulnerability in Drupal Simple multi step form allows Cross-Site Scripting (XSS).This issue affects Simple multi step form: from 0.0.0 before 2.0.0.

Weakness: CWE-79

Which versions are affected by CVE-2025-12761?

2 open source packages ship an affected version, including drupal/simple_multistep. It affects 1 product.

PackageAffectedFixed in
drupal/simple_multistep PackagistAll versions2.0.0
drupal/simple_multistep PackagistAll versions2.0.0
Linux distribution packages (1)
drupal/simple_multistep Packagist:https://packages.drupal.org/8All versions2.0.0

Products include Simple Multi Step Form Project Simple Multi Step Form.

How do I fix CVE-2025-12761?

Upgrade drupal/simple_multistep to 2.0.0 or later.

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-2025-12761 being exploited?

There is no known exploitation of CVE-2025-12761 in the wild and no public exploit code.

Sources

Also known as DRUPAL-CONTRIB-2025-116, GHSA-gg35-374m-9ph8.

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