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CVE-2026-4320— Authorization Bypass in ICMS Content Management by Creartia Internet Consulting

Quick assessment

Affected
Creartia Internet Consulting ICMS Content Management
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.

iCMS是一个应用软件。一套采用 PHP 和 MySQL 构建的高效简洁的内容管理系统。 iCMS存在安全漏洞，该漏洞源于授权绕过，可能导致攻击者通过操纵登录过程的HTTP重定向标头获得未经授权的访问。

AI Predicted 9.1 Difficulty: Easy EPSS 0.25% · P17

Affected Version Matrix 1

VendorProduct Version RangeStatus
Creartia Internet Consulting ICMS Content Management < * affected
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I. Basic Information for CVE-2026-4320

Vulnerability Information
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Vulnerability Title
Authorization Bypass in ICMS Content Management by Creartia Internet Consulting
Source: CVE Program / CVE List V5
Vulnerability Description
Authorization Bypass vulnerability in Creartia's ICMS software could allow an attacker to gain unauthorized access to protected features by manipulating the HTTP redirect headers of the login process, causing the script to continue running and enabling privilege escalation without the need for credentials.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N
Source: CVE Program / CVE List V5
Vulnerability Type
使用候选路径或通道进行的认证绕过
Source: CVE Program / CVE List V5
Vulnerability Title
iCMS 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
iCMS是一个应用软件。一套采用 PHP 和 MySQL 构建的高效简洁的内容管理系统。 iCMS存在安全漏洞，该漏洞源于授权绕过，可能导致攻击者通过操纵登录过程的HTTP重定向标头获得未经授权的访问。
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
Creartia Internet Consulting ICMS Content Management 0 ~ * -

II. Public POCs for CVE-2026-4320

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III. Intelligence Information for CVE-2026-4320

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Vendor Advisories for CVE-2026-4320 (1)

IV. Related Vulnerabilities

Same weakness: CWE-288

V. Comments for CVE-2026-4320

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