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Medium

Security advisory

Type: advisorySources: OSVCVE: CVE-2018-10102

Before WordPress 4.9.5, the version string was not escaped in the get_the_generator function, and could lead to XSS in a generator tag.

Products
Not specified
Affected versions
Not specified
Fixed versions
Not specified
CVEs
CVE-2018-10102
Confirmed fixed CVEs
Not specified
Updated in this feed
1 Nov 2026, 08:33 UTC · Revision 1

Source evidence

CVE-2018-10102

core-osv · Original source

Published 16 Apr 2018, 09:58 UTC

Before WordPress 4.9.5, the version string was not escaped in the get_the_generator function, and could lead to XSS in a generator tag.

osv:CVE-2018-10102
Complete source record
{
  "id": "3953e71bf524bd9347f407a0ea5954ccb51c679440eac717908fc9cf8b2b03d8",
  "url": "https://osv.dev/vulnerability/CVE-2018-10102",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "CVE-2018-10102",
    "summary": "Before WordPress 4.9.5, the version string was not escaped in the get_the_generator function, and could lead to XSS in a generator tag.",
    "evidence": "osv:CVE-2018-10102",
    "products": [],
    "severity": "medium",
    "structured": {
      "id": "CVE-2018-10102",
      "aliases": [
        "CVE-2018-10102"
      ],
      "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"
                },
                {
                  "fixed": "a4b0b219b23fe22eb6168391385b12052cd25e3e"
                },
                {
                  "fixed": "31a4369366d6b8ce30045d4c838de2412c77850d"
                }
              ],
              "database_specific": {
                "extracted_events": [
                  {
                    "cpe": "cpe:2.3:a:wordpress:wordpress:*:*:*:*:*:*:*:*",
                    "range": [
                      {
                        "introduced": "0"
                      },
                      {
                        "fixed": "4.9.5"
                      }
                    ],
                    "source": "CPE_RANGE"
                  },
                  {
                    "range": [
                      {
                        "fixed": "31a4369366d6b8ce30045d4c838de2412c77850d"
                      }
                    ],
                    "source": "REFERENCES_COMMIT"
                  }
                ]
              }
            }
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2018-10102.json"
          }
        },
        {
          "ranges": [
            {
              "repo": "https://github.com/wordpress/wordpress-develop",
              "type": "GIT",
              "events": [
                {
                  "introduced": "0"
                },
                {
                  "fixed": "48db4299dde9b49a9ba731102dbb555904e49070"
                }
              ],
              "database_specific": {
                "extracted_events": [
                  {
                    "cpe": "cpe:2.3:a:wordpress:wordpress:*:*:*:*:*:*:*:*",
                    "range": [
                      {
                        "introduced": "0"
                      },
                      {
                        "fixed": "4.9.5"
                      }
                    ],
                    "source": "CPE_RANGE"
                  }
                ]
              }
            }
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2018-10102.json"
          }
        }
      ],
      "modified": "2026-10-24T10:47:36.800031291Z",
      "provider": "osv",
      "references": [
        "https://codex.wordpress.org/Version_4.9.5",
        "https://lists.debian.org/debian-lts-announce/2018/04/msg00031.html",
        "https://wordpress.org/news/2018/04/wordpress-4-9-5-security-and-maintenance-release/",
        "https://wpvulndb.com/vulnerabilities/9055",
        "https://www.debian.org/security/2018/dsa-4193",
        "https://core.trac.wordpress.org/changeset/42893",
        "https://github.com/WordPress/WordPress/commit/31a4369366d6b8ce30045d4c838de2412c77850d"
      ],
      "provider_metadata": {
        "unresolved_ranges": [
          {
            "cpes": [
              "cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*",
              "cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*"
            ],
            "vendor_product": "debian:debian_linux",
            "extracted_events": [
              {
                "range": [
                  {
                    "introduced": "8.0"
                  },
                  {
                    "last_affected": "8.0"
                  },
                  {
                    "introduced": "9.0"
                  },
                  {
                    "last_affected": "9.0"
                  }
                ],
                "source": "CPE_STRING"
              }
            ]
          }
        ]
      }
    },
    "related_cves": [
      {
        "value": "CVE-2018-10102",
        "evidence": "/id"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/severity/0/score"
  },
  "source_id": "core-osv",
  "document_id": 441392,
  "published_at": "2018-04-16T09:58:09.713+00:00"
}