CVE-2026-16037
HIGH
NVD
CVSS Score
7.5
Severity
HIGH
Published
Sep 08, 2026
Vendor
unknown
Description
Observable timing discrepancy vulnerability in PayTR Payment and Electronic Money Institution Inc. PayTR Virtual Pos iFrame API (v9x) WHMCS Module allows Black Box Reverse Engineering. This issue affects PayTR Virtual Pos iFrame API (v9x) WHMCS Module: from v9.0.0 before v9.0.3.