CVE-2026-110004 (GCVE-0-2026-110004)
Vulnerability from cvelistv5
Published
2026-11-07 09:25
Modified
2026-11-07 09:25
Severity ?
VLAI Severity ?
EPSS score ?
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.
References
Impacted products
| Vendor | Product | Version | ||
|---|---|---|---|---|
| tomdever | wpForo Forum |
Version: 0 ≤ 3.2.2 |
{
"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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Sightings
| Author | Source | Type | Date |
|---|
Nomenclature
- Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
- Confirmed: The vulnerability is confirmed from an analyst perspective.
- Published Proof of Concept: A public proof of concept is available for this vulnerability.
- Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
- Patched: This vulnerability was successfully patched by the user reporting the sighting.
- Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
- Not confirmed: The user expresses doubt about the veracity of the vulnerability.
- Not patched: This vulnerability was not successfully patched by the user reporting the sighting.
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