CVE-2026-86405
criticalImproper verification of cryptographic signature vulnerability in Sipay Electronic Money and Payment Services Inc.
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
9.8
9.8 (CVSS v3.1)
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H Severity source: NVD CVSS v3.1 (iletisim@usom.gov.tr)
Timeline (UTC)
Published: 2026-10-09 13:17
Modified: 2026-10-12 23:17
NVD status: Deferred
Last synced 1 day ago
Verified against the source API 2026-10-27 06:58 UTC
Exploitation
Not listed in CISA KEV (as of last catalog sync)
Absence from KEV does not mean a CVE is not exploited. Exploitation status: unknown (no authoritative evidence in our sources).
Affected products
Not reported by the source (unknown — not "none").
Weakness classification (CWE)
Source: NVD / CISA. “NVD-CWE-Other” and “NVD-CWE-noinfo” mean NVD could not assign a specific weakness.
Mitigation & advisories
No vendor advisory or patch reference tagged by NVD. Check the references below.
References
- https://siberguvenlik.gov.tr/guvenlik-bildirimleri/detay/tr-26-1287 iletisim@usom.gov.tr
Data sources
NVD CVE API 2.0 — fetched 2026-10-27 06:58 UTC · record ↗