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Medium

Umbraco's Blind SSRF Leads to Port Scan by using Webhooks

Type: advisorySources: OSV

Umbraco is an ASP.NET CMS. Failing webhooks logs are available when solution is not in debug mode. Those logs can contain information that is critical. This vulnerability is fixed in 13.1.1.

Products
Not specified
Affected versions
Not specified
Fixed versions
Not specified
CVEs
CVE-2024-29035
Confirmed fixed CVEs
Not specified
Updated in this feed
7 Nov 2026, 08:30 UTC · Revision 1

Source evidence

Umbraco's Blind SSRF Leads to Port Scan by using Webhooks

core-osv · Original source

Published 17 Apr 2024, 14:20 UTC

Umbraco is an ASP.NET CMS. Failing webhooks logs are available when solution is not in debug mode. Those logs can contain information that is critical. This vulnerability is fixed in 13.1.1.

osv:CVE-2024-29035
Complete source record
{
  "id": "a12514d7518667936e9aeabb63fbfc5cabb3a2c3f3a0acd107d74f9945d9419a",
  "url": "https://osv.dev/vulnerability/CVE-2024-29035",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "Umbraco's Blind SSRF Leads to Port Scan by using Webhooks",
    "summary": "Umbraco is an ASP.NET CMS. Failing webhooks logs are available when solution is not in debug mode. Those logs can contain information that is critical. This vulnerability is fixed in 13.1.1.",
    "evidence": "osv:CVE-2024-29035",
    "products": [],
    "severity": "medium",
    "structured": {
      "id": "CVE-2024-29035",
      "aliases": [
        "CVE-2024-29035",
        "GHSA-74p6-39f2-23v3"
      ],
      "metrics": [
        {
          "type": "CVSS_V3",
          "score": "CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:L/I:N/A:N"
        }
      ],
      "affected": [
        {
          "ranges": [
            {
              "repo": "https://github.com/umbraco/umbraco-cms",
              "type": "GIT",
              "events": [
                {
                  "introduced": "9dfb3005bcd68f5399ee13263bfc462c69b39a66"
                },
                {
                  "fixed": "d090176272d07500dac0daee7c598aa8bb321050"
                },
                {
                  "fixed": "6b8067815c02ae43161966a8075a3585e1bc4de0"
                }
              ],
              "database_specific": {
                "extracted_events": [
                  {
                    "cpe": "cpe:2.3:a:umbraco:umbraco_cms:*:*:*:*:*:*:*:*",
                    "range": [
                      {
                        "introduced": "13.0.0"
                      },
                      {
                        "fixed": "13.1.1"
                      }
                    ],
                    "source": "CPE_RANGE"
                  },
                  {
                    "range": [
                      {
                        "fixed": "6b8067815c02ae43161966a8075a3585e1bc4de0"
                      }
                    ],
                    "source": "REFERENCES_COMMIT"
                  }
                ]
              }
            }
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2024-29035.json"
          }
        }
      ],
      "modified": "2026-10-28T02:30:50.339307519Z",
      "provider": "osv",
      "references": [
        "https://github.com/CVEProject/cvelistV5/tree/main/cves/2024/29xxx/CVE-2024-29035.json",
        "https://github.com/umbraco/Umbraco-CMS/security/advisories/GHSA-74p6-39f2-23v3",
        "https://nvd.nist.gov/vuln/detail/CVE-2024-29035",
        "https://github.com/umbraco/Umbraco-CMS/commit/6b8067815c02ae43161966a8075a3585e1bc4de0"
      ],
      "provider_metadata": {
        "cwe_ids": [
          "CWE-918"
        ],
        "cna_assigner": "GitHub_M",
        "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2024/29xxx/CVE-2024-29035.json"
      }
    },
    "related_cves": [
      {
        "value": "CVE-2024-29035",
        "evidence": "/id"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/severity/0/score"
  },
  "source_id": "core-osv",
  "document_id": 518758,
  "published_at": "2024-04-17T14:20:05.701+00:00"
}