CVE-2026-110004 (GCVE-0-2026-110004)
Vulnerability from cvelistv5
Published
2026-11-07 09:25
Modified
2026-11-07 09:25
CWE
  • CWE-22 - Improper Limitation of a Pathname to a Restricted Directory
Summary
The wpForo Forum plugin for WordPress is vulnerable to arbitrary file deletion due to insufficient file path validation in the theme_delete function in all versions up to, and including, 3.2.2 This makes it possible for authenticated attackers, with subscriber-level access and above, to delete arbitrary files on the server, which can easily lead to remote code execution when the right file is deleted (such as wp-config.php). This exploit chain is reachable only on sites where an administrator has created a custom wpForo secondary usergroup with a blank WordPress role and the 'mth' (Manage Themes) capability; on such sites, an attacker can self-register and claim that group via the unguarded wpforo_secondary_groupids[] POST field, bypassing the role-based group filter and gaining theme-management access as a Subscriber.
Impacted products
Vendor Product Version
tomdever wpForo Forum Version: 0   ≤ 3.2.2
Create a notification for this product.
Show details on NVD website


{
  "containers": {
    "cna": {
      "affected": [
        {
          "defaultStatus": "unaffected",
          "product": "wpForo Forum",
          "vendor": "tomdever",
          "versions": [
            {
              "lessThanOrEqual": "3.2.2",
              "status": "affected",
              "version": "0",
              "versionType": "semver"
            }
          ]
        }
      ],
      "credits": [
        {
          "lang": "en",
          "type": "finder",
          "value": "jiahao"
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "The wpForo Forum plugin for WordPress is vulnerable to arbitrary file deletion due to insufficient file path validation in the theme_delete function in all versions up to, and including, 3.2.2 This makes it possible for authenticated attackers, with subscriber-level access and above, to delete arbitrary files on the server, which can easily lead to remote code execution when the right file is deleted (such as wp-config.php). This exploit chain is reachable only on sites where an administrator has created a custom wpForo secondary usergroup with a blank WordPress role and the \u0027mth\u0027 (Manage Themes) capability; on such sites, an attacker can self-register and claim that group via the unguarded wpforo_secondary_groupids[] POST field, bypassing the role-based group filter and gaining theme-management access as a Subscriber."
        }
      ],
      "metrics": [
        {
          "cvssV3_1": {
            "baseScore": 6.5,
            "baseSeverity": "MEDIUM",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N",
            "version": "3.1"
          }
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-22",
              "description": "CWE-22 Improper Limitation of a Pathname to a Restricted Directory",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2026-11-07T09:25:45.421Z",
        "orgId": "b15e7b5b-3da4-40ae-a43c-f7aa60e62599",
        "shortName": "Wordfence"
      },
      "references": [
        {
          "url": "https://www.wordfence.com/threat-intel/vulnerabilities/id/268f05d4-5f93-4d89-aa7f-c8731599dbc7?source=cve"
        },
        {
          "url": "https://plugins.trac.wordpress.org/browser/wpforo/tags/3.2.2/classes/Actions.php#L2409"
        },
        {
          "url": "https://plugins.trac.wordpress.org/browser/wpforo/tags/3.2.2/classes/Actions.php#L2405"
        },
        {
          "url": "https://plugins.trac.wordpress.org/browser/wpforo/tags/3.2.2/classes/Members.php#L1428"
        },
        {
          "url": "https://plugins.trac.wordpress.org/browser/wpforo/tags/3.2.2/includes/functions.php#L1659"
        },
        {
          "url": "https://wordpress.org/plugins/wpforo/#developers"
        },
        {
          "url": "https://plugins.trac.wordpress.org/changeset?reponame=\u0026new=3778162%40wpforo%2Ftags%2F3.2.3\u0026old=3717441%40wpforo%2Ftags%2F3.2.2"
        }
      ],
      "timeline": [
        {
          "lang": "en",
          "time": "2026-10-08T20:06:20.000Z",
          "value": "Vendor Notified"
        },
        {
          "lang": "en",
          "time": "2026-11-06T20:57:52.000Z",
          "value": "Disclosed"
        }
      ],
      "title": "wpForo Forum \u003c= 3.2.2 - Authenticated (Subscriber+) Arbitrary File Deletion via Path Traversal via \u0027theme\u0027 Parameter"
    }
  },
  "cveMetadata": {
    "assignerOrgId": "b15e7b5b-3da4-40ae-a43c-f7aa60e62599",
    "assignerShortName": "Wordfence",
    "cveId": "CVE-2026-110004",
    "datePublished": "2026-11-07T09:25:45.421Z",
    "dateReserved": "2026-10-13T13:52:56.197Z",
    "dateUpdated": "2026-11-07T09:25:45.421Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2"
}


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