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CVE-2026-39499— WordPress Advanced Product Fields (Product Addons) for WooCommerce plugin <= 1.6.19 - PHP Object Injection vulnerability

Quick assessment

Affected
Wombat Plugins Advanced Product Fields (Product Addons) for WooCommerce
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.

Advanced Product Fields (Product Addons) for WooCommerce是Wombat Plugins个人开发者的一款WooCommerce产品字段定制插件。 Wombat Plugins Advanced Product Fields (Product Addons) for WooCommerce 1.6.19及之前版本存在反序列化漏洞，该漏洞源于PHP对象注入，可能导致商店管理员利用该漏洞执行恶意操作。

CVSS 7.2 · High EPSS 0.45% · P39

Possible ATT&CK Techniques 1 AI

T1190 · Exploit Public-Facing Application

Affected Version Matrix 1

VendorProduct Version RangeStatus
Wombat Plugins Advanced Product Fields (Product Addons) for WooCommerce n/a≤ 1.6.19 affected
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I. Basic Information for CVE-2026-39499

Vulnerability Information
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Vulnerability Title
WordPress Advanced Product Fields (Product Addons) for WooCommerce plugin <= 1.6.19 - PHP Object Injection vulnerability
Source: CVE Program / CVE List V5
Vulnerability Description
Shop manager PHP Object Injection in Advanced Product Fields (Product Addons) for WooCommerce <= 1.6.19 versions.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:H/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
Wombat Plugins Advanced Product Fields (Product Addons) for WooCommerce 反序列化漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Advanced Product Fields (Product Addons) for WooCommerce是Wombat Plugins个人开发者的一款WooCommerce产品字段定制插件。 Wombat Plugins Advanced Product Fields (Product Addons) for WooCommerce 1.6.19及之前版本存在反序列化漏洞，该漏洞源于PHP对象注入，可能导致商店管理员利用该漏洞执行恶意操作。
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
Wombat Plugins Advanced Product Fields (Product Addons) for WooCommerce n/a ~ 1.6.19 -

II. Public POCs for CVE-2026-39499

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III. Intelligence Information for CVE-2026-39499

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IV. Related Vulnerabilities

Same product: Advanced Product Fields (Product Addons) for WooCommerce
Same vendor: Wombat Plugins
Same weakness: CWE-502