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.
Advisories

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Fixes

Solution

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Workaround

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History

Sat, 05 Sep 2026 11:45:00 +0000

Type Values Removed Values Added
Description 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.
Title Mail Mint <= 1.31.0 - Unauthenticated PHP Object Injection in Arbitrary Form Fields
Weaknesses CWE-502
References
Metrics cvssV3_1

{'score': 9.8, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H'}


Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: Wordfence

Published:

Updated: 2026-09-05T11:28:47.600Z

Reserved: 2026-05-31T03:33:35.187Z

Link: CVE-2026-10196

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Received

Published: 2026-09-05T12:16:46.790

Modified: 2026-09-05T12:16:46.790

Link: CVE-2026-10196

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-09-05T15:00:09Z

Weaknesses