# CVE-2026-96359: Drupal Webform color element cross-site scripting

Source: https://junglewise.ai/threats/cve-2026-96359-drupal-contrib-2026-159-the-webform-module-allows-site-builders  
Publisher: Junglewise Threat Intelligence, https://junglewise.ai/threats  
Published: 2026-10-22. Updated: 2026-09-26  
License: CC BY 4.0 with a link back

CVE-2026-96359 · Severity: info · Published 2026-10-22

The Webform module for Drupal allows site administrators to build online forms and manage submissions. An insufficient sanitization flaw in the color element could allow an attacker who has placed a specially crafted link on the same page to inject malicious scripts, potentially compromising visitors' sessions or stealing sensitive form data.

Technologies: [Drupal Webform](https://junglewise.ai/threats/technologies/webform), [Packagist:Https://Packages.Drupal.Org/8 Drupal/Webform](https://junglewise.ai/threats/technologies/drupal-webform). Vendors: [Drupal](https://junglewise.ai/threats/vendors/drupal), [Packagist:Https://Packages.Drupal.Org/8](https://junglewise.ai/threats/vendors/packagist-https-packages-drupal-org-8).

## Quick answers

**Is CVE-2026-96359 exploited in the wild?** No. Junglewise Threat Intelligence has no report of CVE-2026-96359 being exploited in the wild.

**How severe is CVE-2026-96359?** Informational severity, published 22 October 2026.

**Which products and versions are affected?** Drupal Webform <6.2.12 or >=6.3.0 <6.3.1; Packagist:Https://Packages.Drupal.Org/8 Drupal/Webform ECOSYSTEM:introduced=0,fixed=6.2.12|ECOSYSTEM:introduced=6.3.0,fixed=6.3.1.

**Is there a fix for CVE-2026-96359?** Yes. Packagist:Https://Packages.Drupal.Org/8 Drupal/Webform: upgrade to 6.2.12 or later. Junglewise finds every place you run it, drafts the upgrade and applies it once you approve.

**How is CVE-2026-96359 attacked?** It is attacked over the network, in a software library.

**Am I affected by CVE-2026-96359?** Check whether you run Drupal Webform or Packagist:Https://Packages.Drupal.Org/8 Drupal/Webform at an affected version. Junglewise does that check for you around the clock: connect your code, cloud and domains, and it matches new vulnerabilities like this one against what you actually run and tells you when one reaches you.

## How to fix

- Packagist:Https://Packages.Drupal.Org/8 Drupal/Webform: upgrade to 6.2.12 or later

## Technical details

The vulnerability is a DOM-based or reflected XSS in the color element's attribute rendering due to inadequate sanitization. An attacker must be able to place a specially crafted link with a specific class on the same page as the webform to trigger the vulnerability. The issue affects versions before 6.2.12 and 6.3.0 through 6.3.0, with fixes available in 6.2.12 and 6.3.1.

## Affected products

- Drupal Webform <6.2.12 or >=6.3.0 <6.3.1

## Identifiers

- CVE-2026-96359
- DRUPAL-CONTRIB-2026-159

## Timeline

- 2026-09-23: disclosed
- 2026-09-23: patched: 6.2.12 and 6.3.1 releases

## References

- [https://www.drupal.org/u/prudloff](https://www.drupal.org/u/prudloff)
- [https://www.drupal.org/sa-contrib-2026-159](https://www.drupal.org/sa-contrib-2026-159)

## Related threats

- [Drupal Webform module access bypass in submission view modes](https://junglewise.ai/threats/cve-2026-96398-drupal-contrib-2026-173-the-webform-module-allows-site-builders)
- [Drupal Webform access bypass in export filename validation](https://junglewise.ai/threats/cve-2026-96373-drupal-contrib-2026-168-the-webform-module-allows-site-builders)
- [Drupal Webform module insufficient access restriction on remote HTTP operations](https://junglewise.ai/threats/cve-2026-96372-drupal-contrib-2026-167-the-webform-module-enables-site-builders)
- [Drupal Webform module cross-site scripting in source editing](https://junglewise.ai/threats/cve-2026-96371-drupal-contrib-2026-166-the-webform-module-allows-site-builders)
- [Drupal Webform Submission Export/Import server-side request forgery](https://junglewise.ai/threats/cve-2026-96370-drupal-contrib-2026-164-the-webform-module-allows-site-builders)