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CVE-2026-4312— DrangSoft｜GCB/FCB Audit Software - Missing Authentication

Quick assessment

Affected
DrangSoft GCB/FCB Audit Software
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.

DrangSoft GCB/FCB Audit Software是中国DrangSoft公司的一款财务报表审计软件。 DrangSoft GCB/FCB Audit Software存在访问控制错误漏洞，该漏洞源于缺少身份验证，可能导致未经验证的远程攻击者直接访问某些API以创建新的管理账户。

CVSS 9.8 · Critical EPSS 0.80% · P55

Possible ATT&CK Techniques 1 AI

T1136.001 · Local Account
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I. Basic Information for CVE-2026-4312

Vulnerability Information
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Vulnerability Title
DrangSoft｜GCB/FCB Audit Software - Missing Authentication
Source: CVE Program / CVE List V5
Vulnerability Description
GCB/FCB Audit Software developed by DrangSoft has a Missing Authentication vulnerability, allowing unauthenticated remote attackers to directly access certain APIs to create a new administrative account.
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
关键功能的认证机制缺失
Source: CVE Program / CVE List V5
Vulnerability Title
DrangSoft GCB/FCB Audit Software 访问控制错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
DrangSoft GCB/FCB Audit Software是中国DrangSoft公司的一款财务报表审计软件。 DrangSoft GCB/FCB Audit Software存在访问控制错误漏洞，该漏洞源于缺少身份验证，可能导致未经验证的远程攻击者直接访问某些API以创建新的管理账户。
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)

Shenlong Deep Dive — AI Deep Analysis

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Affected Products

Vendor Product Affected Versions CPE Subscribe
DrangSoft GCB/FCB Audit Software 0 ~ 20260108 -

II. Public POCs for CVE-2026-4312

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III. Intelligence Information for CVE-2026-4312

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Vendor Advisories for CVE-2026-4312 (2)

IV. Related Vulnerabilities

Same weakness: CWE-306

V. Comments for CVE-2026-4312

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