CVE-2026-16037 Callback Authentication Bypass via Timing Attack in PayTR's PayTR Virtual Pos iFrame API WHMCS Module

Observable timing discrepancy vulnerability in PayTR Payment and Electronic Money Institution Inc. PayTR Virtual Pos iFrame API WHMCS Module allows Black Box Reverse Engineering. This issue affects PayTR Virtual Pos iFrame API WHMCS Module: from v9.0.0 before v9.0.3...

CVE-2026-16025 Improper Payment Validation in PayTR's PayTR Virtual Pos iFrame API WHMCS Module

Improper validation of specified quantity in input vulnerability in PayTR Payment and Electronic Money Institution Inc. PayTR Virtual Pos iFrame API WHMCS Module allows Input Data Manipulation. This issue affects PayTR Virtual Pos iFrame API WHMCS Module: from v9.0.0 before v9.0.3...

CVE-2026-16025 Improper Payment Validation in PayTR's PayTR Virtual Pos iFrame API WHMCS Module

Improper validation of specified quantity in input vulnerability in PayTR Payment and Electronic Money Institution Inc. PayTR Virtual Pos iFrame API WHMCS Module allows Input Data Manipulation. This issue affects PayTR Virtual Pos iFrame API WHMCS Module: from v9.0.0 before v9.0.3...

CVE-2026-16025

CVE-2026-16025 affects PayTR Virtual Pos iFrame API (v9x) WHMCS Module from PayTR Payment and Electronic Money Institution Inc. The vulnerability stems from improper validation of the specified quantity in the input, allowing Input Data Manipulation . Affected versions are from v9.0.0 before v9.0...

EUVD-2026-72852

Improper validation of specified quantity in input vulnerability in PayTR Payment and Electronic Money Institution Inc. PayTR Virtual Pos iFrame API v9x WHMCS Module allows Input Data Manipulation. This issue affects PayTR Virtual Pos iFrame API v9x WHMCS Module: from v9.0.0 before v9.0.3...

CVE-2026-16025: Improper Validation of Specified Quantity in Input

Improper validation of specified quantity in input vulnerability in PayTR Payment and Electronic Money Institution Inc. PayTR Virtual Pos iFrame API WHMCS Module allows Input Data Manipulation. This issue affects PayTR Virtual Pos iFrame API WHMCS Module: from v9.0.0 before v9.0.3...

CVE-2026-16037: Observable Timing Discrepancy

Observable timing discrepancy vulnerability in PayTR Payment and Electronic Money Institution Inc. PayTR Virtual Pos iFrame API WHMCS Module allows Black Box Reverse Engineering. This issue affects PayTR Virtual Pos iFrame API WHMCS Module: from v9.0.0 before v9.0.3...

PT-2026-87109

Name of the Vulnerable Software and Affected Versions PayTR Virtual Pos iFrame API WHMCS Module versions 9.0.0 through 9.0.2 Description An observable timing discrepancy exists in the PayTR Virtual Pos iFrame API WHMCS Module. This flaw allows for Black Box Reverse Engineering, a technique used t...

PT-2026-87108

Name of the Vulnerable Software and Affected Versions PayTR Virtual Pos iFrame API WHMCS Module versions 9.0.0 through 9.0.2 Description Improper validation of the specified quantity in the input allows for input data manipulation within the PayTR Virtual Pos iFrame API WHMCS Module...

EUVD-2026-70849

Missing authorization vulnerability has been discovered in 2Checkout payment gateway of WHMCS from 8.13.0 before 8.13.8, from 9.0.0 before 9.0.8, all other EOL versions from 4.5.0. The vulnerability allows an unauthenticated user to get WHMCS customer's data via 2Checkout payment gateway's endpoi...

CVE-2026-67398

Missing authorization vulnerability has been discovered in 2Checkout payment gateway of WHMCS from 8.13.0 before 8.13.7, from 9.0.0 before 9.0.8, all other EOL versions from 4.5.0. The vulnerability allows an unauthenticated user to get WHMCS customer's data via 2Checkout payment gateway's endpoi...

CVE-2026-67398: Missing Authorization

Missing authorization vulnerability has been discovered in 2Checkout payment gateway of WHMCS from 8.13.0 before 8.13.7, from 9.0.0 before 9.0.8, all other EOL versions from 4.5.0. The vulnerability allows an unauthenticated user to get WHMCS customer's data via 2Checkout payment gateway's endpoi...

CVE-2026-67398

Missing authorization vulnerability has been discovered in 2Checkout payment gateway of WHMCS from 8.13.0 before 8.13.7, from 9.0.0 before 9.0.8, all other EOL versions from 4.5.0. The vulnerability allows an unauthenticated user to get WHMCS customer's data via 2Checkout payment gateway's endpoi...

CVE-2026-67398

CVE-2026-67398 is a missing authorization flaw in the 2Checkout payment gateway integration of WHMCS . An unauthenticated attacker can enumerate invoice IDs and retrieve customer personal data through the 2Checkout endpoint under specific conditions. Affected versions include all WHMCS 4.5.0+ (EO...

CVE-2026-67398

Missing authorization vulnerability has been discovered in 2Checkout payment gateway of WHMCS from 8.13.0 before 8.13.7, from 9.0.0 before 9.0.8, all other EOL versions from 4.5.0. The vulnerability allows an unauthenticated user to get WHMCS customer's data via 2Checkout payment gateway's endpoi...

PT-2026-85205

Name of the Vulnerable Software and Affected Versions WHMCS versions 4.5.0 through 8.13.7 WHMCS versions 8.13.0 through 8.13.7 WHMCS versions 9.0.0 through 9.0.7 Description A missing authorization issue exists in the 2Checkout payment gateway. This flaw allows an unauthenticated user to retrieve...

PT-2026-85206

Name of the Vulnerable Software and Affected Versions WHMCS versions 9.0.0 through 9.0.7 WHMCS versions 8.0.0 through 8.13.6 Description An unauthenticated flaw involving the deserialization of untrusted data allows remote attackers to send forged payloads to execute arbitrary code, potentially...

Joomla! Component J!WHMCS Integrator 1.5.0 - Local File Inclusion Detection

A directory traversal vulnerability in the J!WHMCS Integrator comjwhmcs component 1.5.0 for Joomla! allows remote attackers to read arbitrary files via a .. dot dot in the controller parameter to index.php. !/usr/bin/env python3 -- coding: utf-8 -- """A directory traversal vulnerability in the...

CVE-2026-14489

The WHMCS Bridge plugin for WordPress is vulnerable to arbitrary file uploads due to missing file type validation in the connect function in all versions up to, and including, 6.9. This makes it possible for authenticated attackers, with Custom-level access and above, to upload arbitrary files on...

CVE-2026-14489

The WHMCS Bridge plugin for WordPress is vulnerable to arbitrary file uploads due to missing file type validation in the connect function in all versions up to, and including, 6.9. This makes it possible for authenticated attackers, with Custom-level access and above, to upload arbitrary files on...