Improper Verification of Cryptographic Signature in OpenCart Virtual POS Module by Sipay Electronic Money and Payment Services Inc.
CVE-2026-85531

9.8CRITICAL

Key Information:

Vendor

Sipay Electronic Money And Payment Services Inc.

Status
Opencart Virtual Pos Module
Vendor
CVE Published:
9 October 2026

What is CVE-2026-85531?

The OpenCart Virtual POS Module developed by Sipay Electronic Money and Payment Services Inc. is susceptible to an improper verification of cryptographic signatures. This vulnerability allows for potential signature spoofing due to inadequate validation mechanisms. Specifically, versions from 26.8.2 before 26.9.1 are impacted, creating significant security risks for users relying on this payment processing module.

Affected Version(s)

OpenCart Virtual POS Module 26.8.2 < 26.9.1

References

https://siberguvenlik.gov.tr/guvenlik-bildirimleri/detay/...
government-resource

CVSS V3.1

Score:
9.8
Severity:
CRITICAL
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Credit

Yasin SUER
.