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CVE-2026-112852— WordPress Helion theme <= 1.1.12 - PHP Object Injection vulnerability

Quick assessment

Affected
ThemeREX Group Helion
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.

ThemeREX Group 的 Helion 主题存在不可信数据反序列化漏洞，允许攻击者进行对象注入。该漏洞影响 Helion 从未知版本至 1.1.12 的所有版本。

CVSS 8.1 · High

Possible ATT&CK Techniques 1 AI

T1190 · Exploit Public-Facing Application

Affected Version Matrix 1

VendorProduct Version RangeStatus
ThemeREX Group Helion ≤ 1.1.12 affected
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I. Basic Information for CVE-2026-112852

Vulnerability Information
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Vulnerability Title
WordPress Helion theme <= 1.1.12 - PHP Object Injection vulnerability
Source: CVE Program / CVE List V5
Vulnerability Description
Deserialization of Untrusted Data vulnerability in ThemeREX Group Helion helion allows Object Injection.This issue affects Helion: from n/a through 1.1.12.
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

Affected Products

Vendor Product Affected Versions CPE Subscribe
ThemeREX Group Helion 0 ~ 1.1.12 -

II. Public POCs for CVE-2026-112852

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III. Intelligence Information for CVE-2026-112852

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Other References for CVE-2026-112852 (1)

Same Patch Batch · ThemeREX Group · 2026-10-23 · 5 CVEs total

CVE-2026-112856 9.8 CRITICAL WordPress Vagabonds theme <= 1.3.10 - PHP Object Injection vulnerability
CVE-2026-112851 9.8 CRITICAL WordPress HotLock theme <= 1.3.9 - PHP Object Injection vulnerability
CVE-2026-112859 9.8 CRITICAL WordPress Little Birdies theme <= 1.3.16 - PHP Object Injection vulnerability
CVE-2026-112846 9.8 CRITICAL WordPress Save Life theme <= 1.2.14 - PHP Object Injection vulnerability

IV. Related Vulnerabilities

Same product: Helion
Same vendor: ThemeREX Group
Same weakness: CWE-502

V. Comments for CVE-2026-112852

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