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CVE-2026-39442— WordPress PressMart theme <= 1.2.26 - PHP Object Injection vulnerability

Quick assessment

Affected
PressLayouts PressMart
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.

presslayouts pressmart是presslayouts个人开发者的一款电商主题。 PressLayouts PressMart 1.2.26及之前版本存在反序列化注入漏洞，该漏洞源于PHP对象注入，可能导致未经身份验证的攻击者执行恶意代码。

CVSS 8.1 · High EPSS 0.31% · P24

Possible ATT&CK Techniques 1 AI

T1059 · Command and Scripting Interpreter

Affected Version Matrix 1

VendorProduct Version RangeStatus
PressLayouts PressMart n/a≤ 1.2.26 affected
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I. Basic Information for CVE-2026-39442

Vulnerability Information
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Vulnerability Title
WordPress PressMart theme <= 1.2.26 - PHP Object Injection vulnerability
Source: CVE Program / CVE List V5
Vulnerability Description
Unauthenticated PHP Object Injection in PressMart <= 1.2.26 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
PressLayouts PressMart 反序列化注入漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
presslayouts pressmart是presslayouts个人开发者的一款电商主题。 PressLayouts PressMart 1.2.26及之前版本存在反序列化注入漏洞，该漏洞源于PHP对象注入，可能导致未经身份验证的攻击者执行恶意代码。
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
PressLayouts PressMart n/a ~ 1.2.26 -

II. Public POCs for CVE-2026-39442

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III. Intelligence Information for CVE-2026-39442

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Vendor Advisories for CVE-2026-39442 (1)

Same Patch Batch · PressLayouts · 2026-06-17 · 3 CVEs total

CVE-2026-39445 8.1 HIGH WordPress Alukas theme < 3.0.0 - PHP Object Injection vulnerability
CVE-2026-41557 7.1 HIGH WordPress Kapee theme < 1.7.1 - Cross Site Scripting (XSS) vulnerability

IV. Related Vulnerabilities

Same vendor: PressLayouts
Same weakness: CWE-502