Unauthenticated Payment Status Manipulation in Sipay Electronic Money's WordPress (WooCommerce)

published 2026-11-11 19h ago modified 2026-11-11 19h ago also EUVD-2026-123529

cvss: 9.1; version 3.1, CNA
cisa kev: Not listed; not in CISA's catalog
epss: —; no EPSS score yet
public exploits: 0; none known

Missing authentication for critical function and Improper validation of integrity check value vulnerability in Sipay Electronic Money and Payment Services Inc. WooCommerce Virtual POS Module allows Authentication Bypass and Application API Message Manipulation via Man-in-the-Middle.

This issue affects WooCommerce Virtual POS Module: from 26.8.3 before 26.9.1.

Patch / fix

fixed in 1

Sipay Electronic Money and Payment Services Inc. WooCommerce Virtual POS Module 26.9.1

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CVSS scores

assigned by	version	score	vector
CNA	3.1	9.1	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
NVD	3.1	9.1	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N

Affected products

Sipay Electronic Money and Payment Services Inc. WooCommerce Virtual POS Module

Classification

Weakness

CWE-306 Missing Authentication for Critical Functionality
CWE-354 Improper Validation of Integrity Check Value

References

siberguvenlik.gov.tr /guvenlik-bildirimleri/detay/tr-26-1520
government-resource

Sources

CVE List CVE-2026-85632
NVD CVE-2026-85632

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