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CVE-2026-42879— FacturaScripts: Authenticated Remote Code Execution (RCE) via GIF Image Upload in Product Images

Quick assessment

Affected
NeoRazorX facturascripts
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.

FacturaScripts是西班牙Carlos Garcia个人开发者的一个开源 ERP 软件。 FacturaScripts 2025.81及之前版本存在代码问题漏洞，该漏洞源于产品图片上传功能中经过身份验证的无限制文件上传，攻击者可将PHP文件伪装成GIF图片上传，绕过MIME类型验证，文件以原始扩展名存储，包括可执行扩展名如.php。

CVSS 6.3 · Medium EPSS 0.31% · P22

Affected Version Matrix 1

VendorProduct Version RangeStatus
NeoRazorX facturascripts <= 2025.81 affected
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I. Basic Information for CVE-2026-42879

Vulnerability Information
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Vulnerability Title
FacturaScripts: Authenticated Remote Code Execution (RCE) via GIF Image Upload in Product Images
Source: CVE Program / CVE List V5
Vulnerability Description
FacturaScripts is an open source accounting and invoicing software. In 2025.81 and earlier, an authenticated unrestricted file upload vulnerability exists in FacturaScripts' product image upload functionality. An attacker with valid credentials can upload a PHP file disguised as a GIF image (using a GIF89a header), bypassing MIME type validation. The file is stored with its original extension, including executable extensions such as .php. The vulnerability exists the addImageAction() method of Core/Lib/ExtendedController/ProductImagesTrait.php.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L
Source: CVE Program / CVE List V5
Vulnerability Type
对生成代码的控制不恰当(代码注入)
Source: CVE Program / CVE List V5
Vulnerability Title
FacturaScripts 代码问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
FacturaScripts是西班牙Carlos Garcia个人开发者的一个开源 ERP 软件。 FacturaScripts 2025.81及之前版本存在代码问题漏洞，该漏洞源于产品图片上传功能中经过身份验证的无限制文件上传，攻击者可将PHP文件伪装成GIF图片上传，绕过MIME类型验证，文件以原始扩展名存储，包括可执行扩展名如.php。
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
NeoRazorX facturascripts <= 2025.81 -

II. Public POCs for CVE-2026-42879

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III. Intelligence Information for CVE-2026-42879

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Vendor Advisories for CVE-2026-42879 (1)

Same Patch Batch · NeoRazorX · 2026-05-27 · 3 CVEs total

CVE-2026-42877 5.4 MEDIUM FacturaScripts: Stored XSS via product reference in sales/purchases
CVE-2026-42878 5.3 MEDIUM FacturaScripts: Unauthenticated phpinfo() Disclosure via Installer Endpoint in FacturaScri

IV. Related Vulnerabilities

Same product: facturascripts
Same vendor: NeoRazorX
Same weakness: CWE-94

V. Comments for CVE-2026-42879

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