WordPress WHMCS Bridge <6.4b - Cross-Site Scripting

WordPress WHMCS Bridge plugin before 6.4b contains a reflected cross-site scripting vulnerability. It does not sanitize and escape the error parameter before outputting it back in the admin dashboard. id: CVE-2021-25112 info: name: WordPress WHMCS Bridge 6.4b - Cross-Site Scripting author:...

cve-2026-29204-whmcs-clientarea-addonid

CVE-2026-29204 — Guardia de complemento del área de cliente de WHMCS Notas no oficiales de la comunidad para CVE-2026-29204: en clientarea.php?action=productdetails, un cliente autenticado puede proporcionar un addonId externo con modop=custom y acceder al contexto del módulo que no pertenece a l...

CVE-2026-67399

Deserialization of untrusted data in WHMCS 9.0.0 before 9.0.8 and 8.0.0 before 8.13.7 allows remote attackers to execute arbitrary code...

CVE-2026-67399

Deserialization of untrusted data in WHMCS 9.0.0 before 9.0.8 and 8.0.0 before 8.13.7 allows remote attackers to execute arbitrary code...

CVE-2026-67399

Deserialization of untrusted data in WHMCS 9.0.0 before 9.0.8 and 8.0.0 before 8.13.7 allows remote attackers to execute arbitrary code...

CVE-2026-67399

WHMCS is a web-based business management platform for hosting providers. A deserialization of untrusted data vulnerability in WHMCS versions 9.0.0 before 9.0.8 and 8.0.0 before 8.13.7 allows remote attackers to execute arbitrary code without authentication or user interaction. The CVSS 4.0 score ...

EUVD-2026-78136

Deserialization of untrusted data in WHMCS 9.0.0 before 9.0.8 and 8.0.0 before 8.13.7 allows remote attackers to execute arbitrary code...

CVE-2026-67399: Deserialization of Untrusted Data

Deserialization of untrusted data in WHMCS 9.0.0 before 9.0.8 and 8.0.0 before 8.13.7 allows remote attackers to execute arbitrary code...

CVE-2026-16272

Use of less trusted source vulnerability in PayTR Payment and Electronic Money Institution Inc. PayTR Virtual Pos iFrame API WHMCS Module allows Exploitation of Trusted Identifiers. This issue affects PayTR Virtual Pos iFrame API WHMCS Module: from v9.0.0 before v9.0.3...

EUVD-2026-74769

Use of less trusted source vulnerability in PayTR Payment and Electronic Money Institution Inc. PayTR Virtual Pos iFrame API v9x WHMCS Module allows Exploitation of Trusted Identifiers. This issue affects PayTR Virtual Pos iFrame API v9x WHMCS Module: from v9.0.0 before v9.0.3...

CVE-2026-16272 Client IP Spoofing via Untrusted HTTP Headers in PayTR's PayTR Virtual Pos iFrame API WHMCS Module

Use of less trusted source vulnerability in PayTR Payment and Electronic Money Institution Inc. PayTR Virtual Pos iFrame API WHMCS Module allows Exploitation of Trusted Identifiers. This issue affects PayTR Virtual Pos iFrame API WHMCS Module: from v9.0.0 before v9.0.3...

CVE-2026-16272 Client IP Spoofing via Untrusted HTTP Headers in PayTR's PayTR Virtual Pos iFrame API WHMCS Module

Use of less trusted source vulnerability in PayTR Payment and Electronic Money Institution Inc. PayTR Virtual Pos iFrame API WHMCS Module allows Exploitation of Trusted Identifiers. This issue affects PayTR Virtual Pos iFrame API WHMCS Module: from v9.0.0 before v9.0.3...

CVE-2026-16272

PayTR Virtual Pos iFrame API (v9x) WHMCS Module (versions v9.0.0 through before v9.0.3) is affected by a client IP spoofing vulnerability caused by use of less trusted source —specifically, untrusted HTTP headers are relied upon for identifying the client IP, allowing exploitation of trusted iden...

PT-2026-88898

Use of less trusted source vulnerability in PayTR Payment and Electronic Money Institution Inc. PayTR Virtual Pos iFrame API v9x WHMCS Module allows Exploitation of Trusted Identifiers. This issue affects PayTR Virtual Pos iFrame API v9x WHMCS Module: from v9.0.0 before v9.0.3...

CVE-2026-16272: Use of Less Trusted Source

Use of less trusted source vulnerability in PayTR Payment and Electronic Money Institution Inc. PayTR Virtual Pos iFrame API v9x WHMCS Module allows Exploitation of Trusted Identifiers. 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 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 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-2026-16037 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...

EUVD-2026-72853

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...

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...