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Medium

Security advisory

Type: advisorySources: OSVCVE: CVE-2016-1564

Multiple cross-site scripting (XSS) vulnerabilities in wp-includes/class-wp-theme.php in WordPress before 4.4.1 allow remote attackers to inject arbitrary web script or HTML via a (1) stylesheet name or (2) template name to wp-admin/customize.php.

Products
Not specified
Affected versions
Not specified
Fixed versions
Not specified
CVEs
CVE-2016-1564
Confirmed fixed CVEs
Not specified
Updated in this feed
1 Nov 2026, 07:54 UTC · Revision 1

Source evidence

CVE-2016-1564

core-osv · Original source

Published 22 May 2016, 01:59 UTC

Multiple cross-site scripting (XSS) vulnerabilities in wp-includes/class-wp-theme.php in WordPress before 4.4.1 allow remote attackers to inject arbitrary web script or HTML via a (1) stylesheet name or (2) template name to wp-admin/customize.php.

osv:CVE-2016-1564
Complete source record
{
  "id": "e6809ed8b232c9d6619992f3cdc4f44185e8a41e3fe8dafbe51720fba001fb44",
  "url": "https://osv.dev/vulnerability/CVE-2016-1564",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "CVE-2016-1564",
    "summary": "Multiple cross-site scripting (XSS) vulnerabilities in wp-includes/class-wp-theme.php in WordPress before 4.4.1 allow remote attackers to inject arbitrary web script or HTML via a (1) stylesheet name or (2) template name to wp-admin/customize.php.",
    "evidence": "osv:CVE-2016-1564",
    "products": [],
    "severity": "medium",
    "structured": {
      "id": "CVE-2016-1564",
      "aliases": [
        "CVE-2016-1564"
      ],
      "metrics": [
        {
          "type": "CVSS_V3",
          "score": "CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N"
        }
      ],
      "affected": [
        {
          "ranges": [
            {
              "repo": "https://github.com/wordpress/wordpress",
              "type": "GIT",
              "events": [
                {
                  "introduced": "0"
                },
                {
                  "last_affected": "f6a29831c76d2dbe82e9ae673539f910654c58a4"
                }
              ],
              "database_specific": {
                "extracted_events": [
                  {
                    "cpe": "cpe:2.3:a:wordpress:wordpress:*:*:*:*:*:*:*:*",
                    "range": [
                      {
                        "introduced": "0"
                      },
                      {
                        "last_affected": "4.4.0"
                      }
                    ],
                    "source": "CPE_RANGE"
                  }
                ]
              }
            }
          ],
          "versions": [
            "4.4.0",
            "4.4"
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2016-1564.json"
          }
        },
        {
          "ranges": [
            {
              "repo": "https://github.com/wordpress/wordpress-develop",
              "type": "GIT",
              "events": [
                {
                  "introduced": "0"
                },
                {
                  "last_affected": "b5f6ca5af6e29fe5df7a65d512b177fa465cfa2e"
                }
              ],
              "database_specific": {
                "extracted_events": [
                  {
                    "cpe": "cpe:2.3:a:wordpress:wordpress:*:*:*:*:*:*:*:*",
                    "range": [
                      {
                        "introduced": "0"
                      },
                      {
                        "last_affected": "4.4.0"
                      }
                    ],
                    "source": "CPE_RANGE"
                  }
                ]
              }
            }
          ],
          "versions": [
            "4.4.0"
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2016-1564.json"
          }
        }
      ],
      "modified": "2026-10-24T10:31:00.052372484Z",
      "provider": "osv",
      "references": [
        "https://core.trac.wordpress.org/changeset/36185",
        "https://wpvulndb.com/vulnerabilities/8358",
        "https://codex.wordpress.org/Version_4.4.1",
        "https://wordpress.org/news/2016/01/wordpress-4-4-1-security-and-maintenance-release/"
      ],
      "provider_metadata": {}
    },
    "related_cves": [
      {
        "value": "CVE-2016-1564",
        "evidence": "/id"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/severity/0/score"
  },
  "source_id": "core-osv",
  "document_id": 439456,
  "published_at": "2016-05-22T01:59:13.213+00:00"
}