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CVE-2026-112851— WordPress HotLock theme <= 1.3.9 - PHP Object Injection vulnerability

Quick assessment

Affected
ThemeREX Group HotLock
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 集团开发的 HotLock 插件存在“不可信数据反序列化”漏洞，该漏洞可导致对象注入。此问题影响 HotLock 的所有版本，从早期版本（n/a）至 1.3.9 版本。

CVSS 9.8 · Critical
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I. Basic Information for CVE-2026-112851

Vulnerability Information
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Vulnerability Title
WordPress HotLock theme <= 1.3.9 - PHP Object Injection vulnerability
Source: CVE Program / CVE List V5
Vulnerability Description
Deserialization of Untrusted Data vulnerability in ThemeREX Group HotLock hotlock allows Object Injection.This issue affects HotLock: from n/a through 1.3.9.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/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 HotLock 0 ~ 1.3.9 -

II. Public POCs for CVE-2026-112851

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III. Intelligence Information for CVE-2026-112851

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Other References for CVE-2026-112851 (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-2026-112859 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
CVE-2026-112852 8.1 HIGH WordPress Helion theme <= 1.1.12 - PHP Object Injection vulnerability

IV. Related Vulnerabilities

Same vendor: ThemeREX Group
Same weakness: CWE-502

V. Comments for CVE-2026-112851

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