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CVE-2026-40877— Combodo iTop: PHP Object Injection Leading to Remote Code Execution on user preferences

Quick assessment

Affected
Combodo iTop
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.

Combodo iTop 是一款基于网络的 IT 服务管理工具。在版本 3.2.3 之前，iTop 的用户偏好设置功能中存在 PHP 对象注入漏洞，该漏洞可能导致远程代码执行。此问题已在 3.2.3 版本中修复。

CVSS 8.7 · High EPSS 0.32% · P24

Affected Version Matrix 1

VendorProduct Version RangeStatus
Combodo iTop < 3.2.3 affected
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I. Basic Information for CVE-2026-40877

Vulnerability Information
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Vulnerability Title
Combodo iTop: PHP Object Injection Leading to Remote Code Execution on user preferences
Source: CVE Program / CVE List V5
Vulnerability Description
Combodo iTop is a web-based IT service management tool. Prior to 3.2.3, iTop is vulnerable to PHP object injection in the user preference functionality, which can lead to remote code execution. This issue has been fixed in version 3.2.3.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:N
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
Combodo iTop < 3.2.3 -

II. Public POCs for CVE-2026-40877

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III. Intelligence Information for CVE-2026-40877

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Vendor Advisories for CVE-2026-40877 (1)

Same Patch Batch · Combodo · 2026-08-24 · 3 CVEs total

CVE-2026-39975 9.4 CRITICAL Combodo iTop: Remote code execution using external auth variable value
CVE-2026-30864 8.9 HIGH Combodo iTop: Reflected XSS in dashboard revert

IV. Related Vulnerabilities

Same product: iTop
Same vendor: Combodo
Same weakness: CWE-502

V. Comments for CVE-2026-40877

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