# XSS in richtext custom tag attributes in ezsystems/ezplatform-richtext

Source: https://junglewise.ai/threats/xss-in-richtext-custom-tag-attributes-in-ezsystems-ezplatform-richtext-b25666e6  
Publisher: Junglewise Threat Intelligence, https://junglewise.ai/threats  
Published: 2021-12-01  
License: CC BY 4.0 with a link back

Severity: info · Published 2021-12-01

XSS in richtext custom tag attributes in ezsystems/ezplatform-richtext

Technologies: [ezsystems/ezplatform-richtext (Packagist)](https://junglewise.ai/threats/technologies/ezsystems-ezplatform-richtext). Vendors: [Packagist](https://junglewise.ai/threats/vendors/packagist).

## Quick answers

**Is This vulnerability exploited in the wild?** No. Junglewise Threat Intelligence has no report of This vulnerability being exploited in the wild.

**How severe is This vulnerability?** Informational severity, published 1 December 2021.

**Which products and versions are affected?** ezsystems/ezplatform-richtext (Packagist) ECOSYSTEM:introduced=2.3.0,fixed=2.3.7.1.

**Is there a fix for This vulnerability?** Yes. ezsystems/ezplatform-richtext (Packagist): upgrade to 2.3.7.1 or later. Junglewise finds every place you run it, drafts the upgrade and applies it once you approve.

**Am I affected?** Check whether you run ezsystems/ezplatform-richtext (Packagist) 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

- ezsystems/ezplatform-richtext (Packagist): upgrade to 2.3.7.1 or later

  ```sh
  composer require ezsystems/ezplatform-richtext:^2.3.7.1
  ```


## Affected products

- ezsystems/ezplatform-richtext (Packagist) ECOSYSTEM:introduced=2.3.0,fixed=2.3.7.1

## Related threats

- [ezsystems/ezplatform-richtext allows access to external entities in XML](https://junglewise.ai/threats/ezsystems-ezplatform-richtext-allows-access-to-external-entities-in-xml-8b04b7f9)
- [Persistent Cross-site Scripting in eZ Platform Rich Text Field Type](https://junglewise.ai/threats/cve-2024-43372-persistent-cross-site-scripting-in-ez-platform-rich-text-field)