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CVE-2026-31843— goodoneuz/pay-uz Unauthenticated PHP File Overwrite via /payment/api/editable/update Leading to Remote Code Execution

Quick assessment

Affected
goodoneuz pay-uz
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.

Для национальных платежных систем в Узбекистане是Shaxzodbek Qambaraliyev个人开发者的一个支付系统解决方案。 Для национальных платежных систем в Узбекистане 2.2.24及之前版本存在安全漏洞，该漏洞源于/payment/api/editable/update端点存在关键漏洞，可能导致远程代码执行。

CVSS 9.8 · Critical EPSS 1.17% · P66

Affected Version Matrix 1

VendorProduct Version RangeStatus
goodoneuz pay-uz <= 2.2.24 affected
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I. Basic Information for CVE-2026-31843

Vulnerability Information
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Vulnerability Title
goodoneuz/pay-uz Unauthenticated PHP File Overwrite via /payment/api/editable/update Leading to Remote Code Execution
Source: CVE Program / CVE List V5
Vulnerability Description
The goodoneuz/pay-uz Laravel package (<= 2.2.24) contains a critical vulnerability in the /payment/api/editable/update endpoint that allows unauthenticated attackers to overwrite existing PHP payment hook files. The endpoint is exposed via Route::any without authentication middleware, enabling remote access without credentials.
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
访问控制不恰当
Source: CVE Program / CVE List V5
Vulnerability Title
Для национальных платежных систем в Узбекистане 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Для национальных платежных систем в Узбекистане是Shaxzodbek Qambaraliyev个人开发者的一个支付系统解决方案。 Для национальных платежных систем в Узбекистане 2.2.24及之前版本存在安全漏洞，该漏洞源于/payment/api/editable/update端点存在关键漏洞，可能导致远程代码执行。
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)

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Affected Products

Vendor Product Affected Versions CPE Subscribe
goodoneuz pay-uz <= 2.2.24 -

II. Public POCs for CVE-2026-31843

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III. Intelligence Information for CVE-2026-31843

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Patches & Fixes for CVE-2026-31843 (1)

Other References for CVE-2026-31843 (1)

IV. Related Vulnerabilities

Same weakness: CWE-284

V. Comments for CVE-2026-31843

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