Security advisory

{
  "id": "36972712e22b35d41a4d68d6ad0d9566433d27fa67d3b9fc42d18c6b150ded82",
  "url": "https://osv.dev/vulnerability/CVE-2018-25116",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "CVE-2018-25116",
    "summary": "MyBB Thread Redirect Plugin 0.2.1 contains a cross-site scripting vulnerability in the custom text input field for thread redirects. Attackers can inject malicious SVG scripts that will execute when other users view the thread, allowing arbitrary script execution.",
    "evidence": "osv:CVE-2018-25116",
    "products": [],
    "severity": "medium",
    "structured": {
      "id": "CVE-2018-25116",
      "aliases": [
        "CVE-2018-25116"
      ],
      "metrics": [
        {
          "type": "CVSS_V4",
          "score": "CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:L/VI:L/VA:N/SC:L/SI:L/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X"
        }
      ],
      "affected": [
        {
          "ranges": [
            {
              "repo": "https://github.com/jamiesage123/thread-redirect",
              "type": "GIT",
              "events": [
                {
                  "introduced": "353f7a9334a8c4fef9c4818e8262dab5f59800ba"
                },
                {
                  "last_affected": "353f7a9334a8c4fef9c4818e8262dab5f59800ba"
                }
              ],
              "database_specific": {
                "extracted_events": [
                  {
                    "cpe": "cpe:2.3:a:mybb:thread_redirect:0.2.1:*:*:*:*:mybb:*:*",
                    "range": [
                      {
                        "introduced": "0.2.1"
                      },
                      {
                        "last_affected": "0.2.1"
                      }
                    ],
                    "source": "CPE_STRING"
                  }
                ]
              }
            }
          ],
          "versions": [
            "0.2.1"
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2018-25116.json"
          }
        }
      ],
      "modified": "2026-10-20T10:50:26.204247048Z",
      "provider": "osv",
      "references": [
        "https://www.vulncheck.com/advisories/mybb-thread-redirect-plugin-cross-site-scripting",
        "https://github.com/jamiesage123/Thread-Redirect",
        "https://www.exploit-db.com/exploits/49505"
      ],
      "provider_metadata": {}
    },
    "related_cves": [
      {
        "value": "CVE-2018-25116",
        "evidence": "/id"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/severity/0/score"
  },
  "source_id": "core-osv",
  "document_id": 381713,
  "published_at": "2026-01-23T17:15:49.297+00:00"
}