CVE-2026-10196 (GCVE-0-2026-10196)
Vulnerability from cvelistv5 – Published: 2026-09-05 11:28 – Updated: 2026-09-05 11:28
VLAI
EPSS
VEX
Title
Mail Mint <= 1.31.0 - Unauthenticated PHP Object Injection in Arbitrary Form Fields
Summary
The Mail Mint – Email Marketing, Newsletter, Email Automation & WooCommerce Emails plugin for WordPress is vulnerable to PHP Object Injection in all versions up to, and including, 1.31.0 via deserialization of untrusted input in the 'handle_form_submission' function. This makes it possible for unauthenticated attackers to inject a PHP Object. The additional presence of a POP chain allows attackers to execute code on the server. The vulnerability was partially patched in version 1.23.1.
Severity
9.8 (Critical)
CWE
- CWE-502 - Deserialization of Untrusted Data
Assigner
References
9 references
Impacted products
1 product
| Vendor | Product | Version | CPE status | |
|---|---|---|---|---|
| getwpfunnels | Mail Mint – Email Marketing, Newsletter, Email Automation & WooCommerce Emails |
Affected:
0 , ≤ 1.31.0
(semver)
|
guessed |
{
"containers": {
"cna": {
"affected": [
{
"defaultStatus": "unaffected",
"product": "Mail Mint \u2013 Email Marketing, Newsletter, Email Automation \u0026 WooCommerce Emails",
"vendor": "getwpfunnels",
"versions": [
{
"lessThanOrEqual": "1.31.0",
"status": "affected",
"version": "0",
"versionType": "semver"
}
]
}
],
"credits": [
{
"lang": "en",
"type": "finder",
"value": "maru"
}
],
"descriptions": [
{
"lang": "en",
"value": "The Mail Mint \u2013 Email Marketing, Newsletter, Email Automation \u0026 WooCommerce Emails plugin for WordPress is vulnerable to PHP Object Injection in all versions up to, and including, 1.31.0 via deserialization of untrusted input in the \u0027handle_form_submission\u0027 function. This makes it possible for unauthenticated attackers to inject a PHP Object. The additional presence of a POP chain allows attackers to execute code on the server. The vulnerability was partially patched in version 1.23.1."
}
],
"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": [
{
"descriptions": [
{
"cweId": "CWE-502",
"description": "CWE-502 Deserialization of Untrusted Data",
"lang": "en",
"type": "CWE"
}
]
}
],
"providerMetadata": {
"dateUpdated": "2026-09-05T11:28:47.600Z",
"orgId": "b15e7b5b-3da4-40ae-a43c-f7aa60e62599",
"shortName": "Wordfence"
},
"references": [
{
"url": "https://www.wordfence.com/threat-intel/vulnerabilities/id/76c073d9-9572-43e4-82eb-49adf678535b?source=cve"
},
{
"url": "https://plugins.trac.wordpress.org/browser/mail-mint/trunk/vendor/posthog/posthog-php/lib/Consumer/ForkCurl.php#L96"
},
{
"url": "https://plugins.trac.wordpress.org/browser/mail-mint/tags/1.21.0/vendor/posthog/posthog-php/lib/Consumer/ForkCurl.php#L96"
},
{
"url": "https://plugins.trac.wordpress.org/browser/mail-mint/trunk/app/Database/models/ContactModel.php#L460"
},
{
"url": "https://plugins.trac.wordpress.org/browser/mail-mint/tags/1.21.0/app/Database/models/ContactModel.php#L460"
},
{
"url": "https://plugins.trac.wordpress.org/browser/mail-mint/trunk/app/API/Actions/Frontend/FormAction.php#L59"
},
{
"url": "https://plugins.trac.wordpress.org/browser/mail-mint/tags/1.21.0/app/API/Actions/Frontend/FormAction.php#L59"
},
{
"url": "https://plugins.trac.wordpress.org/changeset/3545065/"
},
{
"url": "https://plugins.trac.wordpress.org/changeset/3675453/"
}
],
"timeline": [
{
"lang": "en",
"time": "2026-05-31T03:54:53.000Z",
"value": "Vendor Notified"
},
{
"lang": "en",
"time": "2026-09-04T00:00:00.000Z",
"value": "Disclosed"
}
],
"title": "Mail Mint \u003c= 1.31.0 - Unauthenticated PHP Object Injection in Arbitrary Form Fields"
}
},
"cveMetadata": {
"assignerOrgId": "b15e7b5b-3da4-40ae-a43c-f7aa60e62599",
"assignerShortName": "Wordfence",
"cveId": "CVE-2026-10196",
"datePublished": "2026-09-05T11:28:47.600Z",
"dateReserved": "2026-05-31T03:33:35.187Z",
"dateUpdated": "2026-09-05T11:28:47.600Z",
"state": "PUBLISHED"
},
"dataType": "CVE_RECORD",
"dataVersion": "5.2",
"vulnerability-lookup:meta": {
"epss": {
"cve": "CVE-2026-10196",
"date": "2026-09-06",
"epss": "0.00628",
"percentile": "0.47859"
},
"nvd": "{\"cve\":{\"id\":\"CVE-2026-10196\",\"sourceIdentifier\":\"security@wordfence.com\",\"published\":\"2026-09-05T12:16:46.790\",\"lastModified\":\"2026-09-05T12:16:46.790\",\"vulnStatus\":\"Received\",\"cveTags\":[],\"descriptions\":[{\"lang\":\"en\",\"value\":\"The Mail Mint \u2013 Email Marketing, Newsletter, Email Automation \u0026 WooCommerce Emails plugin for WordPress is vulnerable to PHP Object Injection in all versions up to, and including, 1.31.0 via deserialization of untrusted input in the \u0027handle_form_submission\u0027 function. This makes it possible for unauthenticated attackers to inject a PHP Object. The additional presence of a POP chain allows attackers to execute code on the server. The vulnerability was partially patched in version 1.23.1.\"}],\"affected\":[{\"source\":\"security@wordfence.com\",\"affectedData\":[{\"vendor\":\"getwpfunnels\",\"product\":\"Mail Mint \u2013 Email Marketing, Newsletter, Email Automation \u0026 WooCommerce Emails\",\"defaultStatus\":\"unaffected\",\"versions\":[{\"version\":\"0\",\"lessThanOrEqual\":\"1.31.0\",\"versionType\":\"semver\",\"status\":\"affected\"}]}]}],\"metrics\":{\"cvssMetricV31\":[{\"source\":\"security@wordfence.com\",\"type\":\"Primary\",\"cvssData\":{\"version\":\"3.1\",\"vectorString\":\"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H\",\"baseScore\":9.8,\"baseSeverity\":\"CRITICAL\",\"attackVector\":\"NETWORK\",\"attackComplexity\":\"LOW\",\"privilegesRequired\":\"NONE\",\"userInteraction\":\"NONE\",\"scope\":\"UNCHANGED\",\"confidentialityImpact\":\"HIGH\",\"integrityImpact\":\"HIGH\",\"availabilityImpact\":\"HIGH\"},\"exploitabilityScore\":3.9,\"impactScore\":5.9}]},\"weaknesses\":[{\"source\":\"security@wordfence.com\",\"type\":\"Primary\",\"description\":[{\"lang\":\"en\",\"value\":\"CWE-502\"}]}],\"references\":[{\"url\":\"https://plugins.trac.wordpress.org/browser/mail-mint/tags/1.21.0/app/API/Actions/Frontend/FormAction.php#L59\",\"source\":\"security@wordfence.com\"},{\"url\":\"https://plugins.trac.wordpress.org/browser/mail-mint/tags/1.21.0/app/Database/models/ContactModel.php#L460\",\"source\":\"security@wordfence.com\"},{\"url\":\"https://plugins.trac.wordpress.org/browser/mail-mint/tags/1.21.0/vendor/posthog/posthog-php/lib/Consumer/ForkCurl.php#L96\",\"source\":\"security@wordfence.com\"},{\"url\":\"https://plugins.trac.wordpress.org/browser/mail-mint/trunk/app/API/Actions/Frontend/FormAction.php#L59\",\"source\":\"security@wordfence.com\"},{\"url\":\"https://plugins.trac.wordpress.org/browser/mail-mint/trunk/app/Database/models/ContactModel.php#L460\",\"source\":\"security@wordfence.com\"},{\"url\":\"https://plugins.trac.wordpress.org/browser/mail-mint/trunk/vendor/posthog/posthog-php/lib/Consumer/ForkCurl.php#L96\",\"source\":\"security@wordfence.com\"},{\"url\":\"https://plugins.trac.wordpress.org/changeset/3545065/\",\"source\":\"security@wordfence.com\"},{\"url\":\"https://plugins.trac.wordpress.org/changeset/3675453/\",\"source\":\"security@wordfence.com\"},{\"url\":\"https://www.wordfence.com/threat-intel/vulnerabilities/id/76c073d9-9572-43e4-82eb-49adf678535b?source=cve\",\"source\":\"security@wordfence.com\"}]}}"
}
}
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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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The MITRE ATT&CK techniques below are AI-generated suggestions, inferred from the description of the
vulnerability by the CIRCL/vulnerability-attack-technique-classification-roberta-base
model, served locally by ML-Gateway.
They have not been verified by an analyst and are provided for guidance only.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
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