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CVE-2026-9157— Remote Code Execution in Gmission Web FAX

Quick assessment

Affected
Gmission Web Fax
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.

Gmission Web Fax是韩国Gmission公司的一个网络传真管理系统。 Gmission Web Fax 3.0版本至3.1之前版本存在输入验证错误漏洞，该漏洞源于输入验证不当和危险类型文件无限制上传，可能导致远程代码包含。

CVSS 8.4 · High EPSS 0.12% · P2

Affected Version Matrix 1

VendorProduct Version RangeStatus
Gmission Web Fax 3.0< 3.1 affected
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I. Basic Information for CVE-2026-9157

Vulnerability Information
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Vulnerability Title
Remote Code Execution in Gmission Web FAX
Source: CVE Program / CVE List V5
Vulnerability Description
Improper input validation, Unrestricted upload of file with dangerous type vulnerability in Gmission Web Fax allows Remote Code Inclusion. This issue affects Web Fax: from 3.0 before 3.1.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
输入验证不恰当
Source: CVE Program / CVE List V5
Vulnerability Title
Gmission Web Fax 输入验证错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Gmission Web Fax是韩国Gmission公司的一个网络传真管理系统。 Gmission Web Fax 3.0版本至3.1之前版本存在输入验证错误漏洞，该漏洞源于输入验证不当和危险类型文件无限制上传，可能导致远程代码包含。
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
Gmission Web Fax 3.0 ~ 3.1 -

II. Public POCs for CVE-2026-9157

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III. Intelligence Information for CVE-2026-9157

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Other References for CVE-2026-9157 (1)

IV. Related Vulnerabilities

Same product: Web Fax
Same vendor: Gmission
Same weakness: CWE-20

V. Comments for CVE-2026-9157

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