CVE-2026-12416 (GCVE-0-2026-12416)
Vulnerability from cvelistv5 – Published: 2026-06-24 05:33 – Updated: 2026-06-24 05:33
VLAI
Title
Invoice Generator <= 1.0.0 - Unauthenticated Account Takeover via Weak Password Reset Validation via 'reset_user_id' Parameter
Summary
The Invoice Generator plugin for WordPress is vulnerable to Account Takeover via Password Reset in all versions up to, and including, 1.0.0. This is due to the `pravel_invoice_change_password()` function being registered as a nopriv AJAX handler with no nonce verification and no authorization check, and performing a loose equality comparison between the supplied `reset_activation_code` POST parameter and the target user's stored `forgot_email` user meta — a check that trivially evaluates to true (`'' == ''`) for any user who has never initiated a forgot-password request, which applies to administrators under normal conditions. This makes it possible for unauthenticated attackers to supply an arbitrary user ID via the `reset_user_id` POST parameter, bypass the activation code check entirely by omitting `reset_activation_code`, and set the target account's password to an attacker-chosen value, enabling full takeover of any account on the site, including administrator accounts.
Severity
9.8 (Critical)
CWE
- CWE-640 - Weak Password Recovery Mechanism for Forgotten Password
Assigner
References
Impacted products
1 product
| Vendor | Product | Version | |
|---|---|---|---|
| pravel | Invoice Generator |
Affected:
0 , ≤ 1.0.0
(semver)
|
Credits
{
"containers": {
"cna": {
"affected": [
{
"defaultStatus": "unaffected",
"product": "Invoice Generator",
"vendor": "pravel",
"versions": [
{
"lessThanOrEqual": "1.0.0",
"status": "affected",
"version": "0",
"versionType": "semver"
}
]
}
],
"credits": [
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"type": "finder",
"value": "Alyudin Nafiie"
}
],
"descriptions": [
{
"lang": "en",
"value": "The Invoice Generator plugin for WordPress is vulnerable to Account Takeover via Password Reset in all versions up to, and including, 1.0.0. This is due to the `pravel_invoice_change_password()` function being registered as a nopriv AJAX handler with no nonce verification and no authorization check, and performing a loose equality comparison between the supplied `reset_activation_code` POST parameter and the target user\u0027s stored `forgot_email` user meta \u2014 a check that trivially evaluates to true (`\u0027\u0027 == \u0027\u0027`) for any user who has never initiated a forgot-password request, which applies to administrators under normal conditions. This makes it possible for unauthenticated attackers to supply an arbitrary user ID via the `reset_user_id` POST parameter, bypass the activation code check entirely by omitting `reset_activation_code`, and set the target account\u0027s password to an attacker-chosen value, enabling full takeover of any account on the site, including administrator accounts."
}
],
"metrics": [
{
"cvssV3_1": {
"baseScore": 9.8,
"baseSeverity": "CRITICAL",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
"version": "3.1"
}
}
],
"problemTypes": [
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"descriptions": [
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"cweId": "CWE-640",
"description": "CWE-640 Weak Password Recovery Mechanism for Forgotten Password",
"lang": "en",
"type": "CWE"
}
]
}
],
"providerMetadata": {
"dateUpdated": "2026-06-24T05:33:30.208Z",
"orgId": "b15e7b5b-3da4-40ae-a43c-f7aa60e62599",
"shortName": "Wordfence"
},
"references": [
{
"url": "https://www.wordfence.com/threat-intel/vulnerabilities/id/cc0fbe84-e455-4e62-9c48-49340d08f81d?source=cve"
},
{
"url": "https://plugins.trac.wordpress.org/browser/invoice-creator/tags/1.0.0/lib/user-manage-function.php#L303"
},
{
"url": "https://plugins.trac.wordpress.org/browser/invoice-creator/tags/1.0.0/lib/user-manage-function.php#L296"
},
{
"url": "https://plugins.trac.wordpress.org/browser/invoice-creator/tags/1.0.0/lib/user-manage-function.php#L52"
}
],
"timeline": [
{
"lang": "en",
"time": "2026-06-23T16:37:37.000Z",
"value": "Disclosed"
}
],
"title": "Invoice Generator \u003c= 1.0.0 - Unauthenticated Account Takeover via Weak Password Reset Validation via \u0027reset_user_id\u0027 Parameter"
}
},
"cveMetadata": {
"assignerOrgId": "b15e7b5b-3da4-40ae-a43c-f7aa60e62599",
"assignerShortName": "Wordfence",
"cveId": "CVE-2026-12416",
"datePublished": "2026-06-24T05:33:30.208Z",
"dateReserved": "2026-06-16T16:00:47.462Z",
"dateUpdated": "2026-06-24T05:33:30.208Z",
"state": "PUBLISHED"
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"date": "2026-06-24",
"epss": "0.00364",
"percentile": "0.28204"
}
}
}
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Experimental. This forecast is provided for visualization only and may change without notice. Do not use it for operational decisions.
Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.
Sightings
| Author | Source | Type | Date | Other |
|---|
Nomenclature
- Seen: The vulnerability was mentioned, discussed, or observed by the user.
- Confirmed: The vulnerability has been validated from an analyst's perspective.
- Published Proof of Concept: A public proof of concept is available for this vulnerability.
- Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
- Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
- Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
- Not confirmed: The user expressed doubt about the validity of the vulnerability.
- Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.
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