EspoCRM 4.0.0 before 10.0.7 Field-Level Access Bypass via Address-Book Search

{
  "id": "c6e6095fe2a0a9841a1b2788483f134f7fca593d6d66139140ce3d4f7900c118",
  "url": "https://osv.dev/vulnerability/CVE-2026-109958",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "EspoCRM 4.0.0 before 10.0.7 Field-Level Access Bypass via Address-Book Search",
    "summary": "EspoCRM 4.0.0 before 10.0.7 contains an improper access control vulnerability that allows authenticated users to read restricted emailAddress values via the address-book search API. Users with record access can query address-book search to obtain email addresses even when Roles restrict the emailAddress field.",
    "evidence": "osv:CVE-2026-109958",
    "products": [],
    "severity": "medium",
    "structured": {
      "id": "CVE-2026-109958",
      "aliases": [
        "CVE-2026-109958",
        "GHSA-2cr7-9g4f-8723"
      ],
      "metrics": [
        {
          "type": "CVSS_V4",
          "score": "CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N"
        }
      ],
      "affected": [
        {
          "ranges": [
            {
              "repo": "https://github.com/espocrm/espocrm",
              "type": "GIT",
              "events": [
                {
                  "introduced": "31f380a03a3ed331b419aec513397a1ba7cef868"
                },
                {
                  "fixed": "a79bc403164cc291dbcf7b99afbaf6c17cbf1066"
                }
              ],
              "database_specific": {
                "extracted_events": [
                  {
                    "range": [
                      {
                        "introduced": "4.0.0"
                      },
                      {
                        "fixed": "10.0.7"
                      }
                    ],
                    "source": "AFFECTED_FIELD",
                    "strategy": "StandardRange"
                  },
                  {
                    "range": [
                      {
                        "introduced": "4.0.0"
                      },
                      {
                        "fixed": "10.0.7"
                      }
                    ],
                    "source": "DESCRIPTION"
                  }
                ]
              }
            }
          ],
          "versions": [
            "10.0.6",
            "10.0.5",
            "10.0.4",
            "10.0.3",
            "10.0.2",
            "10.0.1",
            "10.0.0",
            "9.3.0",
            "9.2.0",
            "9.1.0",
            "9.0.2",
            "9.0.1",
            "9.0.0",
            "8.4.0",
            "8.2.0",
            "8.1.0",
            "8.0.2",
            "8.0.1",
            "8.0.0",
            "7.4.3",
            "7.4.2",
            "7.4.1",
            "7.4.0",
            "7.3.0",
            "7.2.0",
            "7.1.3",
            "7.1.2",
            "7.1.1",
            "7.1.0",
            "7.0.8",
            "7.0.7",
            "7.0.6",
            "7.0.5",
            "7.0.4",
            "7.0.3",
            "7.0.2",
            "7.0.1",
            "7.0.0",
            "6.0.1",
            "6.0.0",
            "6.0.0-beta4",
            "6.0.0-beta2",
            "6.0.0-beta1",
            "5.9.2",
            "5.9.1",
            "5.9.0",
            "5.8.2",
            "5.8.1",
            "5.8.0",
            "5.7.5",
            "5.7.4",
            "5.7.3",
            "5.7.2",
            "5.7.1",
            "5.7.0",
            "5.6.1",
            "5.6.0",
            "5.5.1",
            "5.5.0",
            "5.4.3",
            "5.4.2",
            "5.4.1",
            "5.4.0",
            "5.3.2",
            "5.3.1",
            "5.3.0",
            "5.2.5",
            "5.2.4",
            "5.2.3",
            "5.2.2",
            "5.2.1",
            "5.2.0",
            "5.1.2",
            "5.1.1",
            "5.1.0",
            "5.0.1",
            "5.0.0",
            "4.8.0",
            "4.7.0",
            "4.6.0",
            "4.5.0",
            "4.4.0",
            "4.3.0",
            "4.3.0-beta.2",
            "4.3.0-beta.1",
            "4.2.4",
            "4.2.3",
            "4.2.2",
            "4.2.1",
            "4.2.0",
            "4.1.4",
            "4.1.3",
            "4.1.2",
            "4.1.1",
            "4.1.0",
            "4.0.3",
            "4.0.2",
            "4.0.1",
            "4.0.0"
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-109958.json"
          }
        }
      ],
      "modified": "2026-10-28T02:30:30.054115277Z",
      "provider": "osv",
      "references": [
        "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/109xxx/CVE-2026-109958.json",
        "https://github.com/espocrm/espocrm/security/advisories/GHSA-2cr7-9g4f-8723",
        "https://nvd.nist.gov/vuln/detail/CVE-2026-109958",
        "https://www.vulncheck.com/advisories/espocrm-4.0.0-before-10.0.7-field-level-access-bypass-via-address-book-search"
      ],
      "provider_metadata": {
        "cwe_ids": [
          "CWE-200"
        ],
        "cna_assigner": "VulnCheck",
        "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/109xxx/CVE-2026-109958.json"
      }
    },
    "related_cves": [
      {
        "value": "CVE-2026-109958",
        "evidence": "/id"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/severity/0/score"
  },
  "source_id": "core-osv",
  "document_id": 496658,
  "published_at": "2026-10-13T13:27:21.504+00:00"
}