Security advisory

{
  "id": "79261a4f3b0bebbb3178856069e2f4b6e602f2379b186ae0d179f7a37aa928bd",
  "url": "https://osv.dev/vulnerability/CVE-2018-3764",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "CVE-2018-3764",
    "summary": "In Nextcloud Contacts before 2.1.2, a missing sanitization of search results for an autocomplete field could lead to a stored XSS requiring user-interaction. The missing sanitization only affected group names, hence malicious search results could only be crafted by privileged users like admins or group admins.",
    "evidence": "osv:CVE-2018-3764",
    "products": [],
    "severity": "medium",
    "structured": {
      "id": "CVE-2018-3764",
      "aliases": [
        "CVE-2018-3764"
      ],
      "metrics": [
        {
          "type": "CVSS_V3",
          "score": "CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N"
        }
      ],
      "affected": [
        {
          "ranges": [
            {
              "repo": "https://github.com/nextcloud/contacts",
              "type": "GIT",
              "events": [
                {
                  "introduced": "0"
                },
                {
                  "fixed": "4eb3145594d4055e24d04bb37003013750b5688e"
                }
              ],
              "database_specific": {
                "extracted_events": [
                  {
                    "cpe": "cpe:2.3:a:nextcloud:contacts:*:*:*:*:*:*:*:*",
                    "range": [
                      {
                        "introduced": "0"
                      },
                      {
                        "fixed": "2.1.2"
                      }
                    ],
                    "source": "CPE_RANGE"
                  }
                ]
              }
            }
          ],
          "versions": [
            "v2.1.1",
            "v2.1.0",
            "v2.0.1",
            "2.0.0"
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2018-3764.json"
          }
        }
      ],
      "modified": "2026-10-24T10:30:46.808047016Z",
      "provider": "osv",
      "references": [
        "https://nextcloud.com/security/advisory/?id=nc-sa-2018-005"
      ],
      "provider_metadata": {}
    },
    "related_cves": [
      {
        "value": "CVE-2018-3764",
        "evidence": "/id"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/severity/0/score"
  },
  "source_id": "core-osv",
  "document_id": 436414,
  "published_at": "2018-07-05T16:29:00.563+00:00"
}