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CVE-2026-84753— WordPress Mail Mint plugin <= 1.31.0 - PHP Object Injection vulnerability

Quick assessment

Affected
WPFunnels Mail Mint
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

WPFunnels Mail Mint是WPFunnels公司的一款邮件营销自动化工具。 WPFunnels Mail Mint 1.31.0及之前版本存在反序列化注入漏洞，该漏洞源于未经身份验证的PHP对象注入。

CVSS 9.8 · Critical EPSS 0.56% · P46

Possible ATT&CK Techniques 1 AI

T1190 · Exploit Public-Facing Application

Affected Version Matrix 1

VendorProduct Version RangeStatus
WPFunnels Mail Mint n/a≤ 1.31.0 affected
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I. Basic Information for CVE-2026-84753

Vulnerability Information
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Vulnerability Title
WordPress Mail Mint plugin <= 1.31.0 - PHP Object Injection vulnerability
Source: CVE Program / CVE List V5
Vulnerability Description
Unauthenticated PHP Object Injection in Mail Mint <= 1.31.0 versions.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
可信数据的反序列化
Source: CVE Program / CVE List V5
Vulnerability Title
WPFunnels Mail Mint 反序列化注入漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
WPFunnels Mail Mint是WPFunnels公司的一款邮件营销自动化工具。 WPFunnels Mail Mint 1.31.0及之前版本存在反序列化注入漏洞，该漏洞源于未经身份验证的PHP对象注入。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
WPFunnels Mail Mint n/a ~ 1.31.0 -

II. Public POCs for CVE-2026-84753

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III. Intelligence Information for CVE-2026-84753

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Vendor Advisories for CVE-2026-84753 (1)

Same Patch Batch · WPFunnels · 2026-09-03 · 3 CVEs total

CVE-2026-84754 6.5 MEDIUM WordPress WPFunnels plugin <= 3.12.13 - Broken Access Control vulnerability
CVE-2026-84755 6.5 MEDIUM WordPress Mail Mint plugin <= 1.31.0 - Broken Access Control vulnerability

IV. Related Vulnerabilities

Same product: Mail Mint
Same vendor: WPFunnels
Same weakness: CWE-502

V. Comments for CVE-2026-84753

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