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CVE-2026-39580— WordPress Micdrop theme <= 1.3.1 - PHP Object Injection vulnerability

Quick assessment

Affected
Select-Themes Micdrop
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.

select-themes Micdrop是select-themes个人开发者的一个主题定制化CMS扩展插件。 Select-Themes Micdrop 1.3.1及之前版本存在反序列化注入漏洞，该漏洞源于容易受到PHP对象注入攻击。

CVSS 8.1 · High EPSS 0.25% · P16

Possible ATT&CK Techniques 1 AI

T1190 · Exploit Public-Facing Application

Affected Version Matrix 1

VendorProduct Version RangeStatus
Select-Themes Micdrop n/a≤ 1.3.1 affected
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I. Basic Information for CVE-2026-39580

Vulnerability Information
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Vulnerability Title
WordPress Micdrop theme <= 1.3.1 - PHP Object Injection vulnerability
Source: CVE Program / CVE List V5
Vulnerability Description
Unauthenticated PHP Object Injection in Micdrop <= 1.3.1 versions.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:H/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
select-themes Micdrop 反序列化注入漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
select-themes Micdrop是select-themes个人开发者的一个主题定制化CMS扩展插件。 Select-Themes Micdrop 1.3.1及之前版本存在反序列化注入漏洞，该漏洞源于容易受到PHP对象注入攻击。
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
Select-Themes Micdrop n/a ~ 1.3.1 -

II. Public POCs for CVE-2026-39580

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III. Intelligence Information for CVE-2026-39580

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Patches & Fixes for CVE-2026-39580 (1)

Same Patch Batch · Select-Themes · 2026-06-16 · 3 CVEs total

CVE-2026-39567 8.1 HIGH WordPress Santé theme <= 1.5.1 - PHP Object Injection vulnerability
CVE-2026-39547 8.1 HIGH WordPress Getaway theme < 1.8 - Local File Inclusion vulnerability

IV. Related Vulnerabilities

Same vendor: Select-Themes
Same weakness: CWE-502

V. Comments for CVE-2026-39580

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