Decidim Cross-site Scripting vulnerability in the processes filter
CVE-2023-34089

8.1HIGH

Key Information:

Vendor

Decidim

Status
Decidim
Vendor
CVE Published:
11 July 2023

What is CVE-2023-34089?

The Decidim framework, a Ruby on Rails-based participatory democracy tool, has a Cross-Site Scripting vulnerability within its processes filter feature. This vulnerability enables malicious remote attackers to execute arbitrary JavaScript code in the browser session of logged-in users. As a result, attackers could manipulate users into endorsing proposals or actions without their consent. This issue has been addressed in versions 0.27.3 and 0.26.7, making it crucial for users to upgrade to these patched versions to safeguard against potential exploitation.

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Deploy the Patch

Affected Version(s)

decidim >= 0.14.0, < 0.26.7 < 0.14.0, 0.26.7

decidim >= 0.27.0, < 0.27.3 < 0.27.0, 0.27.3

References

https://github.com/decidim/decidim/security/advisories/GH...
x_refsource_CONFIRM
https://github.com/decidim/decidim/releases/tag/v0.26.6
x_refsource_MISC
https://github.com/decidim/decidim/releases/tag/v0.27.3
x_refsource_MISC

CVSS V3.1

Score:
8.1
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
Required
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

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