# CVE-2023-34090: Decidim vulnerable to sensitive data disclosure

Source: https://junglewise.ai/threats/cve-2023-34090-decidim-vulnerable-to-sensitive-data-disclosure  
Publisher: Junglewise Threat Intelligence, https://junglewise.ai/threats  
Published: 2023-07-11  
License: CC BY 4.0 with a link back

CVE-2023-34090 · Severity: low · CVSS 3.1 · Published 2023-07-11

Decidim vulnerable to sensitive data disclosure

Technologies: [decidim (RubyGems)](https://junglewise.ai/threats/technologies/rubygems-decidim). Vendors: [RubyGems](https://junglewise.ai/threats/vendors/rubygems).

## Quick answers

**Is CVE-2023-34090 exploited in the wild?** No. Junglewise Threat Intelligence has no report of CVE-2023-34090 being exploited in the wild.

**How severe is CVE-2023-34090?** Low severity, with a CVSS score of 3.1, published 11 July 2023.

**Which products and versions are affected?** decidim (RubyGems) ECOSYSTEM:introduced=0.27.0,fixed=0.27.3; decidim-meetings (RubyGems) ECOSYSTEM:introduced=0.27.0,fixed=0.27.3.

**Is there a fix for CVE-2023-34090?** Yes. decidim (RubyGems): upgrade to 0.27.3 or later; decidim-meetings (RubyGems): upgrade to 0.27.3 or later. Junglewise finds every place you run it, drafts the upgrade and applies it once you approve.

**Am I affected by CVE-2023-34090?** Check whether you run decidim (RubyGems) or decidim-meetings (RubyGems) 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

- decidim (RubyGems): upgrade to 0.27.3 or later

  ```sh
  bundle update decidim
  ```

- decidim-meetings (RubyGems): upgrade to 0.27.3 or later

  ```sh
  bundle update decidim-meetings
  ```


## Affected products

- decidim (RubyGems) ECOSYSTEM:introduced=0.27.0,fixed=0.27.3
- decidim-meetings (RubyGems) ECOSYSTEM:introduced=0.27.0,fixed=0.27.3

## Identifiers

- CVE-2023-34090
- GHSA-jm79-9pm4-vrw9

## Related threats

- [Decidim JWT authentication replay across organizations](https://junglewise.ai/threats/cve-2026-45414-decidim-jwt-authentication-replay-across-organizations)
- [Decidim's private data exports can lead to data leaks](https://junglewise.ai/threats/cve-2025-65017-decidim-s-private-data-exports-can-lead-to-data-leaks)
- [Decidim decidim-meetings XSS in meeting embeds](https://junglewise.ai/threats/cve-2024-45594-decidim-decidim-meetings-xss-in-meeting-embeds)
- [Decidim has a cross-site scripting vulnerability in the version control page](https://junglewise.ai/threats/cve-2024-41673-decidim-has-a-cross-site-scripting-vulnerability-in-the-version)
- [Decidim::Admin vulnerable to cross-site scripting (XSS) in the admin panel with QuillJS WYSWYG editor](https://junglewise.ai/threats/cve-2024-39910-decidim-admin-vulnerable-to-cross-site-scripting-xss-in-the-admin)