Arbitrary Code Injection Affecting decidim-core package, versions <0.30.9>=0.31.0.rc1, <0.31.5>=0.32.0.rc1, <0.32.0.rc2
Threat Intelligence
The probability is the direct output of the EPSS model, and conveys an overall sense of the threat of exploitation in the wild. The percentile measures the EPSS probability relative to all known EPSS scores. Note: This data is updated daily, relying on the latest available EPSS model version. Check out the EPSS documentation for more details.
Do your applications use this vulnerable package?
In a few clicks we can analyze your entire application and see what components are vulnerable in your application, and suggest you quick fixes.
Test your applications- Snyk IDSNYK-RUBY-DECIDIMCORE-17970859
- published14 Jul 2026
- disclosed13 Jul 2026
- creditUnknown
Introduced: 13 Jul 2026
CVE-2026-45572 (opens in a new tab)How to fix?
Upgrade decidim-core to version 0.30.9, 0.31.5, 0.32.0.rc2 or higher.
Overview
Affected versions of this package are vulnerable to Arbitrary Code Injection via the html_content process. An attacker can execute arbitrary scripts in the browsers of visitors by injecting malicious HTML or JavaScript into an HTML block that is rendered without proper sanitization. This is only exploitable if a user has administrative privileges to edit landing pages.
Workaround
This vulnerability can be mitigated by restricting admin permissions to only trusted users.