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CVE-2023-34089

HIGH

Decidim Cross-site Scripting vulnerability in the processes filter

Published July 11, 2023Updated February 16, 2024Source: osv

Summary

### Impact 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. ### Patches The problem was patched in [v0.27.3](https://github.com/decidim/decidim/releases/tag/v0.27.3) and [v0.26.7](https://github.com/decidim/decidim/releases/tag/v0.26.7)

Remediation

Upgrade to the fixed version using your package manager.

Bundler
Update decidim to 0.27.3 or later
gem install decidim -v 0.27.3
Bundler
Update decidim-core to 0.26.7 or later
gem install decidim-core -v 0.26.7
Bundler
Update decidim to 0.26.7 or later
gem install decidim -v 0.26.7
Bundler
Update decidim-core to 0.27.3 or later
gem install decidim-core -v 0.27.3

After upgrading, run your dependency scanner again to confirm the vulnerability is resolved.

Affected Packages (4)

PackageEcosystemAffectedFixed In
decidim
rubygems
0.27.0, 0.27.1, 0.27.20.27.3
decidim-core
rubygems
0.14.1, 0.14.2, 0.14.3, 0.14.4 (+45 more)0.26.7
decidim
rubygems
0.14.1, 0.14.2, 0.14.3, 0.14.4 (+44 more)0.26.7
decidim-core
rubygems
0.27.0, 0.27.1, 0.27.20.27.3

Vulnerability Classification

Common Weakness Enumeration (CWE) identifiers for this vulnerability type.

  • CWE-79
    Cross-site Scripting (XSS)MITRE

CVSS Score Breakdown

What the CVSS (Common Vulnerability Scoring System) 8.1 score means for each attack dimension.

Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
Required
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
None

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:N

References

Frequently Asked Questions

What is CVE-2023-34089?
Decidim Cross-site Scripting vulnerability in the processes filter This vulnerability has been assigned a severity rating of HIGH (CVSS score: 8.1/10).
How do I check if my project is affected by CVE-2023-34089?
CVE-2023-34089 affects decidim and decidim-core. Use GeekWala's free vulnerability scanner to check your dependencies against CVE-2023-34089 and 200,000+ other known vulnerabilities.

Severity & Exploitability

CVSS Score
8.1

High exploitability or significant impact. Prioritize remediation within days.

Also Known As

GHSA-5652-92r9-3fx9

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