--- title: "CVE-2026-103307: Walletdoc Payment Gateway for WooCommerce - SQL Injection & Authentication Bypass" description: "Walletdoc Payment Gateway for WooCommerce WordPress plugin < 1.8.5 contains a SQL injection caused by improper sanitization and empty default signing secret in payment webhook verification, letting unauthenticated attackers perform SQL injection and mark arbitrary orders as paid, exploit requires no authentication." url: https://panop.io/threat-heartbeat/CVE-2026-103307/ --- # CVE-2026-103307 Walletdoc Payment Gateway for WooCommerce - SQL Injection & Authentication Bypass Walletdoc Payment Gateway for WooCommerce WordPress plugin < 1.8.5 contains a SQL injection caused by improper sanitization and empty default signing secret in payment webhook verification, letting unauthenticated attackers perform SQL injection and mark arbitrary orders as paid, exploit requires no authentication. CVSS base score 8.6 /10 High CISA KEV Not listed Public exploit None known Authentication Not required EPSS 0.21% chance of exploitation in 30 days [View the NVD record ↗](https://nvd.nist.gov/vuln/detail/CVE-2026-103307) ## Details Type SQL Injection Impact SQL Injection, Broken Authentication CVSS vector CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:N/A:N Published 14 October 2026 Updated 15 October 2026 Weakness [CWE-89](https://cwe.mitre.org/data/definitions/89.html) ## Vendor fix Update to version 1.8.5 or later. Patching closes this CVE. It does not tell you which of your systems run the affected version, or what else is exposed alongside them. ## References - [https://nvd.nist.gov/vuln/detail/CVE-2026-103307](https://nvd.nist.gov/vuln/detail/CVE-2026-103307) - [https://wpscan.com/vulnerability/4e67fefd-56d9-4bfd-9e19-a2b5fff1e7a2/](https://wpscan.com/vulnerability/4e67fefd-56d9-4bfd-9e19-a2b5fff1e7a2/) [← All CVEs](https://panop.io/threat-heartbeat/) ## What this record can't tell you - Whether you run the affected software, and where - Whether an attacker can actually reach and exploit it - The misconfigurations that never get a CVE number - What it would cost the business, ranked into what to fix first Panop answers these inside your environment, for this CVE and every other finding. [Book a demo](https://panop.io/demo)