Vulnerability-Lookup

GHSA-J4H6-GCJ7-7V9V

Vulnerability from github – Published: 2024-11-13 17:24 – Updated: 2026-07-18 17:21

Summary

decidim-meetings Cross-site scripting vulnerability in the online or hybrid meeting embeds

Details

Impact

The meeting embeds feature used in the online or hybrid meetings is subject to potential XSS attack through a malformed URL.

Patches

Not available

Workarounds

Disable the creation of meetings by participants in the meeting component.

References

OWASP ASVS v4.0.3-5.1.3

Credits

This issue was discovered in a security audit organized by mitgestalten Partizipationsbüro against Decidim. The security audit was implemented by the Austrian Institute of Technology.

Severity

7.7 (High)


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

5.1 (Medium)


                  
                    CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:P/VC:N/VI:N/VA:N/SC:H/SI:H/SA:N

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JSON

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{
  "affected": [
    {
      "package": {
        "ecosystem": "RubyGems",
        "name": "decidim-meetings"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0.28.0"
            },
            {
              "fixed": "0.28.3"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    }
  ],
  "aliases": [
    "CVE-2024-45594"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-79"
    ],
    "github_reviewed": true,
    "github_reviewed_at": "2024-11-13T17:24:40Z",
    "nvd_published_at": "2024-11-13T17:15:10Z",
    "severity": "MODERATE"
  },
  "details": "### Impact\n\nThe meeting embeds feature used in the online or hybrid meetings is subject to potential XSS attack through a malformed URL.\n\n### Patches\n\nNot available\n\n### Workarounds\n\nDisable the creation of meetings by participants in the meeting component.\n\n### References\n\nOWASP ASVS v4.0.3-5.1.3\n\n### Credits\n\nThis issue was discovered in a security audit organized by mitgestalten Partizipationsb\u00fcro against Decidim. The security audit was implemented by the Austrian Institute of Technology.",
  "id": "GHSA-j4h6-gcj7-7v9v",
  "modified": "2026-07-18T17:21:55Z",
  "published": "2024-11-13T17:24:40Z",
  "references": [
    {
      "type": "WEB",
      "url": "https://github.com/decidim/decidim/security/advisories/GHSA-j4h6-gcj7-7v9v"
    },
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2024-45594"
    },
    {
      "type": "PACKAGE",
      "url": "https://github.com/decidim/decidim"
    },
    {
      "type": "WEB",
      "url": "https://github.com/rubysec/ruby-advisory-db/blob/master/gems/decidim-meetings/CVE-2024-45594.yml"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:C/C:H/I:H/A:N",
      "type": "CVSS_V3"
    },
    {
      "score": "CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:P/VC:N/VI:N/VA:N/SC:H/SI:H/SA:N",
      "type": "CVSS_V4"
    }
  ],
  "summary": "decidim-meetings Cross-site scripting vulnerability in the online or hybrid meeting embeds"
}

CVE-2024-45594 (GCVE-0-2024-45594)

Vulnerability from cvelistv5 – Published: 2024-11-13 16:21 – Updated: 2024-11-13 18:43

Title

Decidim allows cross-site scripting (XSS) in the online or hybrid meeting embeds

Summary

Decidim is a participatory democracy framework. The meeting embeds feature used in the online or hybrid meetings is subject to potential XSS attack through a malformed URL. This vulnerability is fixed in 0.28.3 and 0.29.0.

Severity

7.7 (High)


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

SSVC

Exploitation: none Automatable: no Technical Impact: total

CISA Coordinator · CISA-ADP (v2.0.3)

Decision recorded 2024-11-13 18:43 UTC

CWE

CWE-79 - Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

Assigner

GitHub_M mitre root

References

1 reference

URL	Tags
https://github.com/decidim/decidim/security/advis…	x_refsource_CONFIRM

Impacted products

2 products

Vendor	Product	Version
decidim	decidim	Affected: >= 0.28.0, < 0.28.3
decidim	decidim	Affected: 0.28.0 Affected: 0.28.1 Affected: 0.28.2 cpe:2.3:a:decidim:decidim::::::::

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JSON

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{
  "containers": {
    "adp": [
      {
        "affected": [
          {
            "cpes": [
              "cpe:2.3:a:decidim:decidim:*:*:*:*:*:*:*:*"
            ],
            "defaultStatus": "unknown",
            "product": "decidim",
            "vendor": "decidim",
            "versions": [
              {
                "status": "affected",
                "version": "0.28.0"
              },
              {
                "status": "affected",
                "version": "0.28.1"
              },
              {
                "status": "affected",
                "version": "0.28.2"
              }
            ]
          }
        ],
        "metrics": [
          {
            "other": {
              "content": {
                "id": "CVE-2024-45594",
                "options": [
                  {
                    "Exploitation": "none"
                  },
                  {
                    "Automatable": "no"
                  },
                  {
                    "Technical Impact": "total"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2024-11-13T18:43:43.229338Z",
                "version": "2.0.3"
              },
              "type": "ssvc"
            }
          }
        ],
        "providerMetadata": {
          "dateUpdated": "2024-11-13T18:43:57.042Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "title": "CISA ADP Vulnrichment"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "decidim",
          "vendor": "decidim",
          "versions": [
            {
              "status": "affected",
              "version": "\u003e= 0.28.0, \u003c 0.28.3"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "Decidim is a participatory democracy framework. The meeting embeds feature used in the online or hybrid meetings is subject to potential XSS attack through a malformed URL. This vulnerability is fixed in 0.28.3 and 0.29.0."
        }
      ],
      "metrics": [
        {
          "cvssV3_1": {
            "attackComplexity": "HIGH",
            "attackVector": "NETWORK",
            "availabilityImpact": "NONE",
            "baseScore": 7.7,
            "baseSeverity": "HIGH",
            "confidentialityImpact": "HIGH",
            "integrityImpact": "HIGH",
            "privilegesRequired": "LOW",
            "scope": "CHANGED",
            "userInteraction": "REQUIRED",
            "vectorString": "CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:C/C:H/I:H/A:N",
            "version": "3.1"
          }
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-79",
              "description": "CWE-79: Improper Neutralization of Input During Web Page Generation (\u0027Cross-site Scripting\u0027)",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2024-11-13T16:21:37.850Z",
        "orgId": "a0819718-46f1-4df5-94e2-005712e83aaa",
        "shortName": "GitHub_M"
      },
      "references": [
        {
          "name": "https://github.com/decidim/decidim/security/advisories/GHSA-j4h6-gcj7-7v9v",
          "tags": [
            "x_refsource_CONFIRM"
          ],
          "url": "https://github.com/decidim/decidim/security/advisories/GHSA-j4h6-gcj7-7v9v"
        }
      ],
      "source": {
        "advisory": "GHSA-j4h6-gcj7-7v9v",
        "discovery": "UNKNOWN"
      },
      "title": "Decidim allows cross-site scripting (XSS) in the online or hybrid meeting embeds"
    }
  },
  "cveMetadata": {
    "assignerOrgId": "a0819718-46f1-4df5-94e2-005712e83aaa",
    "assignerShortName": "GitHub_M",
    "cveId": "CVE-2024-45594",
    "datePublished": "2024-11-13T16:21:37.850Z",
    "dateReserved": "2024-09-02T16:00:02.423Z",
    "dateUpdated": "2024-11-13T18:43:57.042Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1"
}

Sightings

Author	Source	Type	Date	Other

Nomenclature

Seen: The vulnerability was mentioned, discussed, or observed by the user.
Confirmed: The vulnerability has been validated from an analyst's perspective.
Published Proof of Concept: A public proof of concept is available for this vulnerability.
Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
Not confirmed: The user expressed doubt about the validity of the vulnerability.
Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.

Detection rules are retrieved from Rulezet.

The MITRE ATT&CK techniques below are AI-generated suggestions, inferred from the description of the vulnerability by the CIRCL/vulnerability-attack-technique-classification-roberta-base model, served locally by ML-Gateway. They have not been verified by an analyst and are provided for guidance only.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
Browse all ATT&CK techniques and the vulnerabilities related to each.

Related by attack behaviour

Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.

Action not permitted

GHSA-J4H6-GCJ7-7V9V

Impact

Patches

Workarounds

References

Credits

CVE-2024-45594 (GCVE-0-2024-45594)

Tags

Sightings

Nomenclature

Related by attack behaviour