CVE-2025-13660
The Guest Support plugin for WordPress is vulnerable to User Email Disclosure in versions up to, and including, 1.2.3. This is due to the plugin exposing a public AJAX endpoint that allows anyone to search for and retrieve user email addresses without any authentication or capability checks. This makes it possible for unauthenticated attackers to enumerate user accounts and extract email addresses via the guest_support_handler=ajax endpoint with the request=get_users parameter.
CVSS
- Versión: 3.1
- Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
- Puntuación base: 5.3
Probabilidad de explotación (EPSS)
- Probabilidad de explotación en los próximos 30 días: 0.33%
- Percentil entre todas las CVEs puntuadas: 24
- Fecha de la puntuación: 6/10/2026
EPSS (Exploit Prediction Scoring System, de FIRST) estima la probabilidad de que una vulnerabilidad sea explotada en 30 días. Complementa a CVSS (impacto) y a CISA KEV (explotación confirmada).
Tecnologías afectadas (1)
⚠ Inferidas por IA a partir de la descripción — NVD aún no ha analizado esta CVE; no son CPE verificados.
CWE
- CWE-200
Referencias
- https://plugins.trac.wordpress.org/browser/guest-support/tags/1.2.3/includes/library/ajax.php#L22
- https://plugins.trac.wordpress.org/browser/guest-support/trunk/includes/library/ajax.php#L22
- https://plugins.trac.wordpress.org/changeset?sfp_email=&sfph_mail=&reponame=&old=3412822%40guest-support&new=3412822%40guest-support&sfp_email=&sfph_mail=
- https://www.wordfence.com/threat-intel/vulnerabilities/id/01299aba-0dff-47fd-9e90-ee84f00a0f3b?source=cve
JSON original (NVD)
Mostrar
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"role": "CISA Coordinator",
"options": [
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},
{
"automatable": "yes"
},
{
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],
"version": "2.0.3",
"timestamp": "2025-12-18T17:10:24.759328Z"
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"cvssMetricV31": [
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"vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N",
"integrityImpact": "NONE",
"userInteraction": "NONE",
"attackComplexity": "LOW",
"availabilityImpact": "NONE",
"privilegesRequired": "NONE",
"confidentialityImpact": "LOW"
},
"impactScore": 1.4,
"exploitabilityScore": 3.9
}
]
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"affected": [
{
"source": "security@wordfence.com",
"affectedData": [
{
"vendor": "rcatheme",
"product": "Guest Support",
"versions": [
{
"status": "affected",
"version": "0",
"versionType": "semver",
"lessThanOrEqual": "1.2.3"
}
],
"defaultStatus": "unaffected"
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],
"published": "2025-12-12T07:15:44.373",
"references": [
{
"url": "https://plugins.trac.wordpress.org/browser/guest-support/tags/1.2.3/includes/library/ajax.php#L22",
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},
{
"url": "https://plugins.trac.wordpress.org/browser/guest-support/trunk/includes/library/ajax.php#L22",
"source": "security@wordfence.com"
},
{
"url": "https://plugins.trac.wordpress.org/changeset?sfp_email=&sfph_mail=&reponame=&old=3412822%40guest-support&new=3412822%40guest-support&sfp_email=&sfph_mail=",
"source": "security@wordfence.com"
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{
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"vulnStatus": "Deferred",
"weaknesses": [
{
"type": "Secondary",
"source": "security@wordfence.com",
"description": [
{
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}
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"descriptions": [
{
"lang": "en",
"value": "The Guest Support plugin for WordPress is vulnerable to User Email Disclosure in versions up to, and including, 1.2.3. This is due to the plugin exposing a public AJAX endpoint that allows anyone to search for and retrieve user email addresses without any authentication or capability checks. This makes it possible for unauthenticated attackers to enumerate user accounts and extract email addresses via the guest_support_handler=ajax endpoint with the request=get_users parameter."
}
],
"lastModified": "2026-06-17T08:34:32.177",
"sourceIdentifier": "security@wordfence.com"
}