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Medium

Security advisory

Type: advisorySources: OSVCVE: CVE-2017-0893

Nextcloud Server before 9.0.58 and 10.0.5 and 11.0.3 are shipping a vulnerable JavaScript library for sanitizing untrusted user-input which suffered from a XSS vulnerability caused by a behaviour change in Safari 10.1 and 10.2. Note that Nextcloud employs a strict Content-Security-Policy preventing exploitation of this XSS issue on modern web browsers.

Products
Not specified
Affected versions
Not specified
Fixed versions
Not specified
CVEs
CVE-2017-0893
Confirmed fixed CVEs
Not specified
Updated in this feed
1 Nov 2026, 07:56 UTC · Revision 1

Source evidence

CVE-2017-0893

core-osv · Original source

Published 8 May 2017, 20:29 UTC

Nextcloud Server before 9.0.58 and 10.0.5 and 11.0.3 are shipping a vulnerable JavaScript library for sanitizing untrusted user-input which suffered from a XSS vulnerability caused by a behaviour change in Safari 10.1 and 10.2. Note that Nextcloud employs a strict Content-Security-Policy preventing exploitation of this XSS issue on modern web browsers.

osv:CVE-2017-0893
Complete source record
{
  "id": "aa93106c531495685eb8763e516f7d0b230282da33c270617aaebd0e7183e2da",
  "url": "https://osv.dev/vulnerability/CVE-2017-0893",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "CVE-2017-0893",
    "summary": "Nextcloud Server before 9.0.58 and 10.0.5 and 11.0.3 are shipping a vulnerable JavaScript library for sanitizing untrusted user-input which suffered from a XSS vulnerability caused by a behaviour change in Safari 10.1 and 10.2. Note that Nextcloud employs a strict Content-Security-Policy preventing exploitation of this XSS issue on modern web browsers.",
    "evidence": "osv:CVE-2017-0893",
    "products": [],
    "severity": "medium",
    "structured": {
      "id": "CVE-2017-0893",
      "aliases": [
        "CVE-2017-0893"
      ],
      "metrics": [
        {
          "type": "CVSS_V3",
          "score": "CVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N"
        }
      ],
      "affected": [
        {
          "ranges": [
            {
              "repo": "https://github.com/nextcloud/server",
              "type": "GIT",
              "events": [
                {
                  "introduced": "0"
                },
                {
                  "fixed": "e094cf2f85f99459c82653221516d6cc5a2abbec"
                },
                {
                  "introduced": "43ce8b13c1422ed82f42886b5918159f05b36967"
                },
                {
                  "fixed": "0bd0635ee2424e0f8d967fee70fed16cf1c7bb06"
                },
                {
                  "introduced": "ed7b18799f7d57ab9346e224b4dcea0961c9537f"
                },
                {
                  "fixed": "9649661f8fc0220b837975fe8afef5b5f7a964ec"
                }
              ],
              "database_specific": {
                "extracted_events": [
                  {
                    "cpe": "cpe:2.3:a:nextcloud:nextcloud_server:*:*:*:*:*:*:*:*",
                    "range": [
                      {
                        "introduced": "0"
                      },
                      {
                        "fixed": "9.0.58"
                      }
                    ],
                    "source": "CPE_RANGE"
                  },
                  {
                    "cpe": "cpe:2.3:a:nextcloud:nextcloud_server:*:*:*:*:*:*:*:*",
                    "range": [
                      {
                        "introduced": "10.0.0"
                      },
                      {
                        "fixed": "10.0.5"
                      }
                    ],
                    "source": "CPE_RANGE"
                  },
                  {
                    "cpe": "cpe:2.3:a:nextcloud:nextcloud_server:*:*:*:*:*:*:*:*",
                    "range": [
                      {
                        "introduced": "11.0.0"
                      },
                      {
                        "fixed": "11.0.3"
                      }
                    ],
                    "source": "CPE_RANGE"
                  }
                ]
              }
            }
          ],
          "versions": [
            "v10.0.5RC2",
            "v9.0.58RC1",
            "v11.0.3RC2",
            "v10.0.5RC1",
            "v11.0.3RC1",
            "v9.0.57",
            "v10.0.4",
            "v11.0.2",
            "v9.0.57RC1",
            "v10.0.4RC1",
            "v11.0.2RC1",
            "v9.0.56",
            "v10.0.3",
            "v11.0.1",
            "v9.0.56RC1",
            "v10.0.3RC1",
            "v11.0.1RC1",
            "v9.0.55",
            "v11.0.0",
            "v10.0.2",
            "v9.0.54",
            "v10.0.1",
            "v9.0.54RC1",
            "v10.0.1RC1",
            "v10.0.0",
            "v9.0.52",
            "v9.0.52RC1",
            "v9.0.51",
            "v9.0.50",
            "v9.0.2",
            "v9.0.2RC2",
            "v9.0.2RC1",
            "v9.0.1RC2",
            "v9.0.1",
            "v9.0.1RC1",
            "v9.0.1beta",
            "v9.0.0",
            "v9.0.0RC3",
            "v9.0.0RC2",
            "v9.0.0RC1",
            "v9.0.0beta2",
            "v9.0beta1",
            "v8.2RC1",
            "v8.2beta1",
            "v8.1RC2",
            "v8.1.0beta2",
            "v8.1.0beta1",
            "v8.1.0alpha2",
            "v8.1.0alpha1",
            "v8.0.0",
            "v8.0.0RC2",
            "v8.0.0RC1",
            "v8.0.0beta2",
            "v8.0.0beta1",
            "v8.0.0alpha2",
            "v8.0.0alpha1",
            "v7.0.0beta1",
            "v7.0.0alpha2",
            "v6.0.0RC2",
            "v6.0.0RC1",
            "v6.0.0beta5",
            "v6.0.0beta4",
            "v6.0.0beta3",
            "v6.0.0beta2",
            "v6.0.0alpha2",
            "v5.0.0",
            "v5.0.0RC3",
            "v5.0.0RC2",
            "v5.0.0RC1",
            "v5.0.0beta2",
            "v5.0.0beta1",
            "v5.0.0alpha1",
            "v4.5.0",
            "v4.5.0RC3",
            "v4.5.0RC2",
            "v4.5.0RC1",
            "v4.5.0beta4",
            "v4.5.0beta3",
            "v4.0.6",
            "v4.0.5",
            "v4.0.4",
            "v4.0.1",
            "v4.0.0",
            "v4.0.0RC2",
            "v4.0.0RC",
            "v4.0.0beta",
            "v3.0",
            "v1.0.0beta1"
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2017-0893.json"
          }
        }
      ],
      "modified": "2026-10-24T10:31:00.612051844Z",
      "provider": "osv",
      "references": [
        "https://hackerone.com/reports/222838",
        "https://nextcloud.com/security/advisory/?id=nc-sa-2017-010"
      ],
      "provider_metadata": {}
    },
    "related_cves": [
      {
        "value": "CVE-2017-0893",
        "evidence": "/id"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/severity/0/score"
  },
  "source_id": "core-osv",
  "document_id": 439583,
  "published_at": "2017-05-08T20:29:00.287+00:00"
}