CVE-2026-86405— Payment Validation Bypass in Sipay Electronic Money's SanalPos PrestaShop
Quick assessment
Affected
Sipay Electronic Money and Payment Services Inc. PrestaShop Virtual POS Module
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.
赛派电子货币与支付服务公司（Sipay Electronic Money and Payment Services Inc.）的PrestaShop虚拟POS模块存在加密签名验证不当的漏洞，可能导致通过验证缺陷实现签名伪造。 该问题影响以下版本的PrestaShop虚拟POS模块：26.8.1 至 26.9.1 之前版本。
Possible ATT&CK Techniques 1 AI
T1588.001 · Malware
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I. Basic Information for CVE-2026-86405
Vulnerability Information
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Vulnerability Title
Payment Validation Bypass in Sipay Electronic Money's SanalPos PrestaShop
Source: CVE Program / CVE List V5
Vulnerability Description
Improper verification of cryptographic signature vulnerability in Sipay Electronic Money and Payment Services Inc. PrestaShop Virtual POS Module allows Signature Spoofing by Improper Validation.
This issue affects PrestaShop Virtual POS Module: from 26.8.1 before 26.9.1.
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
密码学签名的验证不恰当
Source: CVE Program / CVE List V5
Affected Products
| Vendor | Product | Affected Versions | CPE | Subscribe |
|---|---|---|---|---|
| Sipay Electronic Money and Payment Services Inc. | PrestaShop Virtual POS Module | 26.8.1 ~ 26.9.1 | - |
|
II. Public POCs for CVE-2026-86405
| # | POC Description | Source Link | Shenlong Link |
|---|
AI-Generated POC
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Other References for CVE-2026-86405 (1)
-
https://siberguvenlik.gov.tr/guvenlik-bildirimleri/detay/tr-26-1287 government-resource
IV. Related Vulnerabilities
Same weakness: CWE-347
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V. Comments for CVE-2026-86405
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