CVE-2022-4140

CVE-2022-4140 - WordPress plugin Welcart e-Commerce 2.8.5 - Arbitrary File Read This repo contains a Proof of ConceptPoC exploit for CVE-2022-4140. Disclaimer This project is provided for educational purposes and authorized security testing only. Do not use it against systems that you do not own ...

CVE-2026-19887

The Welcart e-Commerce plugin for WordPress is vulnerable to PHP Object Injection in all versions up to, and including, 2.12.1 via deserialization of untrusted input in the Telecom EDY payment callback uscesactionactingtransaction. Unauthenticated attackers can store arbitrary 'reserve' key/value...

CVE-2026-19887 Welcart e-Commerce <= 2.12.1 - Unauthenticated Arbitrary File Deletion via PHP Object Injection via 'reserve' Checkout Parameter and 'option' EDY Callback

The Welcart e-Commerce plugin for WordPress is vulnerable to PHP Object Injection in all versions up to, and including, 2.12.1 via deserialization of untrusted input in the Telecom EDY payment callback uscesactionactingtransaction. Unauthenticated attackers can store arbitrary 'reserve' key/value...

CVE-2026-19887

The Welcart e-Commerce plugin for WordPress (versions up to 2.12.1 ) is vulnerable to PHP Object Injection via the Telecom EDY payment callback (usces_action_acting_transaction). Unauthenticated attackers can store arbitrary serialized data as order metadata during a public checkout, then trigger...

EUVD-2026-71883

The Welcart e-Commerce plugin for WordPress is vulnerable to PHP Object Injection in all versions up to, and including, 2.12.1 via deserialization of untrusted input in the Telecom EDY payment callback uscesactionactingtransaction. Unauthenticated attackers can store arbitrary 'reserve' key/value...

WordPress Welcart e-Commerce plugin <= 2.12.1 - Unauthenticated Arbitrary File Deletion via PHP Object Injection via 'reserve' Checkout Parameter and 'option' EDY Callback vulnerability

Unauthenticated Arbitrary File Deletion via PHP Object Injection via 'reserve' Checkout Parameter and 'option' EDY Callback vulnerability discovered by daroo in WordPress Plugin Welcart e-Commerce versions = 2.12.1...

CVE-2026-19914

The Welcart e-Commerce plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the 'customorder' parameter in all versions up to, and including, 2.12.1 due to insufficient input sanitization and output escaping. This makes it possible for unauthenticated attackers to inject arbitrar...

CVE-2026-19914

Welcart e-Commerce (WordPress plugin) has a Stored Cross-Site Scripting vulnerability via the custom_order parameter , affecting all versions up to and including 2.12.1 . The root cause is insufficient input sanitization and output escaping . Unauthenticated attackers can inject arbitrary scripts...

EUVD-2026-68997

The Welcart e-Commerce plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the 'customorder' parameter in all versions up to, and including, 2.12.1 due to insufficient input sanitization and output escaping. This makes it possible for unauthenticated attackers to inject arbitrar...

CVE-2026-19914 Welcart e-Commerce <= 2.12.1 - Unauthenticated Stored Cross-Site Scripting via 'custom_order' Parameter

The Welcart e-Commerce plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the 'customorder' parameter in all versions up to, and including, 2.12.1 due to insufficient input sanitization and output escaping. This makes it possible for unauthenticated attackers to inject arbitrar...

WordPress Welcart e-Commerce plugin <= 2.12.1 - Unauthenticated Stored Cross-Site Scripting via 'custom_order' Parameter vulnerability

Unauthenticated Stored Cross-Site Scripting via 'customorder' Parameter vulnerability discovered by Afifudin Maarif in WordPress Plugin Welcart e-Commerce versions = 2.12.1...

CVE-2025-15671

CVE-2025-15671 affects the Welcart e-Commerce WordPress plugin prior to version 2.12.1 . The plugin does not regenerate the session identifier upon authentication and instead sets it from the user-supplied uscesid request parameter. This allows an unauthenticated attacker to fixate a shop member'...

CVE-2025-15671 Welcart e-Commerce < 2.12.1 - Session Fixation via uscesid Parameter

The Welcart e-Commerce WordPress plugin before 2.12.1 does not regenerate the session identifier on authentication and sets the session identifier from a user-supplied request parameter, allowing an unauthenticated attacker to fixate a shop member's session and take over their customer account...

WordPress Welcart e-Commerce plugin < 2.11.33 - Unauthenticated Payment Bypass via Forged Settlement Callback vulnerability

Unauthenticated Payment Bypass via Forged Settlement Callback vulnerability discovered by Pedro Pinho in WordPress Plugin Welcart e-Commerce versions 2.11.33...

CVE-2026-27539 WordPress Welcart e-Commerce plugin <= 2.11.31 - Cross Site Scripting (XSS) vulnerability

Unauthenticated Cross Site Scripting XSS in Welcart e-Commerce = 2.11.31 versions...

CVE-2026-27539

CVE-2026-27539 describes an unauthenticated Cross-Site Scripting (XSS) vulnerability in the WordPress Welcart e-Commerce plugin, versions

CVE-2026-15213 Welcart e-Commerce < 2.11.33 - Unauthenticated Payment Bypass via Forged Settlement Callback

The Welcart e-Commerce WordPress plugin before 2.11.33 does not verify the authenticity of its convenience-store / bank-transfer settlement callback: an unauthenticated request can flip an order from unpaid to settled purely from an order number and a status flag, with no signature, amount, or...

CVE-2026-15213

The CVE concerns the Welcart e-Commerce WordPress plugin prior to 2.11.33. The vulnerability lies in the settlement callback for convenience-store/bank-transfer payments, where there is no authenticity verification. An unauthenticated request can flip an order from unpaid to settled using only an...

CVE-2026-16066 Welcart e-Commerce < 2.11.34 - Author+ Stored XSS via Product Name

The Welcart e-Commerce WordPress plugin before 2.11.34 does not sanitise or escape a product field before outputting it on the product pages, allowing users with the Author role and above to inject arbitrary web scripts that execute in the browser of any visitor viewing the product page...

CVE-2026-16066

CVE-2026-16066 affects the Welcart e-Commerce WordPress plugin prior to version 2.11.34. The root cause is failure to sanitize or escape a product field before it is output on product pages, which enables users with the Author role and above to inject arbitrary web scripts that execute in visitor...