CVE-2023-34089

MEDIUM EPSS 43.3%
Published Jul 11, 20232y ago · Modified Jun 17, 20262w ago
6.1 CVSS 3.1
Medium
Find Similar
Published Jul 11, 2023 2y ago
Last Modified Jun 17, 2026 2w ago

Description

Decidim is a participatory democracy framework, written in Ruby on Rails, originally developed for the Barcelona City government online and offline participation website. The processes filter feature is susceptible to Cross-site scripting. This allows a remote attacker to execute JavaScript code in the context of a currently logged-in user. An attacker could use this vulnerability to make other users endorse or support proposals they have no intention of supporting or endorsing. The problem was patched in version 0.27.3 and 0.26.7.

CVSS Details

Base Score
6.1
Exploitability
2.8
Impact
2.7
Vector string
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
Attack Vector Network
Attack Complexity Low
Privileges Required None
User Interaction Required
Scope Changed
Confidentiality Low
Integrity Low
Availability None

Threat Intelligence

EPSS Exploit Probability
43.3% percentile
Exploit & Patch Status
No Known Exploit
No Patch Available

Weaknesses 1

CWE-79 Cross-site Scripting Injection

Affected Products 2

VendorProductVersionRange
decidimdecidim* <0.26.7
decidimdecidim*≥0.27.0  –  <0.27.3

References 3

  • github.com https://github.com/decidim/decidim/releases/tag/v0.26.6
    Release Notes
  • github.com https://github.com/decidim/decidim/releases/tag/v0.27.3
    Release Notes
  • github.com https://github.com/decidim/decidim/security/advisories/GHSA-5652-92r9-3fx9
    Third Party Advisory

Remediation

No remediation data recorded yet

Check vendor advisories and the NVD entry for patch availability.