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CVE-2026-40738— WordPress Eldon theme <= 1.4.1 - PHP Object Injection vulnerability

Quick assessment

Affected
Edge-Themes Eldon
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.

Edge-Themes Eldon是Edge-Themes团队的一款主题设计开发框架。 Edge-Themes Eldon 1.4.1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进行远程代码执行。

CVSS 8.1 · High EPSS 0.44% · P36

Affected Version Matrix 1

VendorProduct Version RangeStatus
Edge-Themes Eldon n/a≤ 1.4.1 affected
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I. Basic Information for CVE-2026-40738

Vulnerability Information
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Vulnerability Title
WordPress Eldon theme <= 1.4.1 - PHP Object Injection vulnerability
Source: CVE Program / CVE List V5
Vulnerability Description
Unauthenticated PHP Object Injection in Eldon <= 1.4.1 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
Edge-Themes Eldon 反序列化注入漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Edge-Themes Eldon是Edge-Themes团队的一款主题设计开发框架。 Edge-Themes Eldon 1.4.1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进行远程代码执行。
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
Edge-Themes Eldon n/a ~ 1.4.1 -

II. Public POCs for CVE-2026-40738

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III. Intelligence Information for CVE-2026-40738

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Vendor Advisories for CVE-2026-40738 (1)

IV. Related Vulnerabilities

Same product: Eldon
Same vendor: Edge-Themes
Same weakness: CWE-502

V. Comments for CVE-2026-40738

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