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vuln-cve/data/2026/103xxx/CVE-2026-103479.json
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{
"dataType": "CVE_RECORD",
"dataVersion": "5.2",
"cveMetadata": {
"cveId": "CVE-2026-103479",
"assignerOrgId": "b15e7b5b-3da4-40ae-a43c-f7aa60e62599",
"state": "PUBLISHED",
"assignerShortName": "Wordfence",
"dateReserved": "2026-09-30T16:14:11.363Z",
"datePublished": "2026-11-06T11:17:34.982Z",
"dateUpdated": "2026-11-06T17:33:03.308Z"
},
"containers": {
"cna": {
"providerMetadata": {
"orgId": "b15e7b5b-3da4-40ae-a43c-f7aa60e62599",
"shortName": "Wordfence",
"dateUpdated": "2026-11-06T11:17:34.982Z"
},
"affected": [
{
"vendor": "pubjet",
"product": "Pubjet | پاب‌جت",
"versions": [
{
"version": "0",
"status": "affected",
"lessThanOrEqual": "5.4.8",
"versionType": "semver"
}
],
"defaultStatus": "unaffected"
}
],
"descriptions": [
{
"lang": "en",
"value": "The Pubjet | پاب‌جت plugin for WordPress is vulnerable to Privilege Escalation in all versions up to, and including, 5.4.8. This is due to the `checkToken()` AJAX handler — registered under `wp_ajax_pubjet-check-token` — performing no capability check and no nonce verification before unconditionally writing the attacker-supplied `token` GET parameter directly into the site-wide `pubjet_settings` option via `pubjet_update_setting()`, prior to any remote validation. This makes it possible for authenticated attackers, with Subscriber-level access and above, to overwrite the plugin's stored REST API credential with an attacker-chosen value, immediately elevating their effective privileges to those of an authorized Pubjet API client and enabling them to invoke otherwise-restricted endpoints — `createReportage`, `updateReportage`, `deleteReportage`, `toggleCopyright`, and `createBacklink` — to create, modify, and delete arbitrary reportage posts and manipulate plugin state that Subscribers cannot normally access. The privilege escalation is self-reinforcing: because `RestApi::isTokenValid()` authenticates solely by comparing the incoming `Authorization` header against the value returned by `pubjet_token()`, which reads from the same option the unprotected handler writes to, the attacker-planted token is trusted as legitimate on all subsequent requests."
}
],
"title": "Pubjet | پاب‌جت <= 5.4.8 - Authenticated (Subscriber+) Privilege Escalation to 'check-token' AJAX Action",
"references": [
{
"url": "https://www.wordfence.com/threat-intel/vulnerabilities/id/0391145a-2707-4639-80d0-a8a98512ef66?source=cve"
},
{
"url": "https://plugins.trac.wordpress.org/browser/pubjet/tags/5.4.8/includes/Ajax.php#L643"
},
{
"url": "https://plugins.trac.wordpress.org/browser/pubjet/tags/5.4.8/includes/Ajax.php#L631"
},
{
"url": "https://plugins.trac.wordpress.org/browser/pubjet/tags/5.4.8/includes/Ajax.php#L26"
},
{
"url": "https://plugins.trac.wordpress.org/browser/pubjet/tags/5.4.8/includes/RestApi.php#L374"
},
{
"url": "https://plugins.trac.wordpress.org/browser/pubjet/tags/5.4.8/includes/RestApi.php#L363"
}
],
"problemTypes": [
{
"descriptions": [
{
"lang": "en",
"description": "CWE-269 Improper Privilege Management",
"cweId": "CWE-269",
"type": "CWE"
}
]
}
],
"metrics": [
{
"cvssV3_1": {
"version": "3.1",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:H/A:L",
"baseScore": 7.6,
"baseSeverity": "HIGH"
}
}
],
"credits": [
{
"lang": "en",
"type": "finder",
"value": "Wordfence PRISM"
}
],
"timeline": [
{
"time": "2026-11-05T22:00:19.000Z",
"lang": "en",
"value": "Disclosed"
}
]
},
"adp": [
{
"metrics": [
{
"other": {
"type": "ssvc",
"content": {
"timestamp": "2026-11-06T17:32:50.839014Z",
"id": "CVE-2026-103479",
"options": [
{
"Exploitation": "none"
},
{
"Automatable": "no"
},
{
"Technical Impact": "partial"
}
],
"role": "CISA Coordinator",
"version": "2.0.3"
}
}
}
],
"title": "CISA ADP Vulnrichment",
"providerMetadata": {
"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"shortName": "CISA-ADP",
"dateUpdated": "2026-11-06T17:33:03.308Z"
}
}
]
}
}