Critical severity · published Oct 9, 2026
CVE-2026-86405
Payment Validation Bypass in Sipay Electronic Money's SanalPos PrestaShop
9.8
CVSS
0.2%
EPSS
No
On KEV
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.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.2% · higher than 10% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
PV
PrestaShop Virtual POS Module · Sipay Electronic Money and Payment Services Inc.
26.8.1 before 26.9.1 · source: vendor
Affected product
PV
PrestaShop Virtual POS Module
Sipay Electronic Money and Payment Services Inc.