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vuln-cve/data/2026/3xxx/CVE-2026-3253.json
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{
"dataType": "CVE_RECORD",
"dataVersion": "5.2",
"cveMetadata": {
"cveId": "CVE-2026-3253",
"assignerOrgId": "b15e7b5b-3da4-40ae-a43c-f7aa60e62599",
"state": "PUBLISHED",
"assignerShortName": "Wordfence",
"dateReserved": "2026-02-26T11:29:13.850Z",
"datePublished": "2026-09-24T11:31:08.940Z",
"dateUpdated": "2026-09-24T14:34:00.566Z"
},
"containers": {
"cna": {
"providerMetadata": {
"orgId": "b15e7b5b-3da4-40ae-a43c-f7aa60e62599",
"shortName": "Wordfence",
"dateUpdated": "2026-09-24T11:31:08.940Z"
},
"affected": [
{
"vendor": "mailerlite",
"product": "MailerLite – Signup forms (official)",
"versions": [
{
"version": "0",
"status": "affected",
"lessThanOrEqual": "1.7.21",
"versionType": "semver"
}
],
"defaultStatus": "unaffected"
}
],
"descriptions": [
{
"lang": "en",
"value": "The MailerLite – Signup forms (official) plugin for WordPress is vulnerable to unauthorized modification of data due to a missing capability check on the forms() method of the AdminController class in all versions up to, and including, 1.7.21. This makes it possible for authenticated attackers, with Contributor-level access and above, to create or delete arbitrary signup forms."
}
],
"title": "MailerLite – Signup forms (official) <= 1.7.21 - Missing Authorization to Authenticated (Contributor+) Form Creation and Deletion",
"references": [
{
"url": "https://www.wordfence.com/threat-intel/vulnerabilities/id/1d845767-1e5f-43f0-9fc6-a897c2d5c3dd?source=cve"
},
{
"url": "https://plugins.trac.wordpress.org/changeset/3505999/"
}
],
"problemTypes": [
{
"descriptions": [
{
"lang": "en",
"description": "CWE-862 Missing Authorization",
"cweId": "CWE-862",
"type": "CWE"
}
]
}
],
"metrics": [
{
"cvssV3_1": {
"version": "3.1",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N",
"baseScore": 4.3,
"baseSeverity": "MEDIUM"
}
}
],
"credits": [
{
"lang": "en",
"type": "finder",
"value": "Tarcísio Luchesi De Almeida Silva (Poystick)"
}
],
"timeline": [
{
"time": "2026-02-07T00:00:00.000Z",
"lang": "en",
"value": "Discovered"
},
{
"time": "2026-02-26T11:45:33.000Z",
"lang": "en",
"value": "Vendor Notified"
},
{
"time": "2026-09-23T21:46:24.000Z",
"lang": "en",
"value": "Disclosed"
}
]
},
"adp": [
{
"metrics": [
{
"other": {
"type": "ssvc",
"content": {
"timestamp": "2026-09-24T14:33:53.170720Z",
"id": "CVE-2026-3253",
"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": "2026-09-24T14:34:00.566Z"
}
}
]
}
}