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Decidim: HTML content blocks allow stored script execution

🗓️ 13 Jul 2026 17:18:12Reported by GitHub Advisory DatabaseType 
github
 github
🔗 github.com👁 19 Views

Admins can store HTML and JavaScript in HTML blocks that render unsafely, enabling stored Cross Site Scripting.

Related
Detection
Refs
Vulners
Node
OR
decidim-coreRange0.32.0.rc10.32.0rubygems
decidim-coreRange0.31.0.rc10.31.5rubygems
decidim-coreRange<0.30.9rubygems

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13 Jul 2026 17:18Current
6.2Medium risk
Vulners AI Score6.2
CVSS 3.14.8
EPSS0.0018
SSVC
19