The Welcart e-Commerce plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the 'gid' parameter in all versions up to, and including, 2.12.5 due to insufficient input sanitization and output escaping. This makes it possible for unauthenticated attackers to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page. The payload is staged by an unauthenticated visitor who forges the ROBOT PAYMENT browser-return request, storing the malicious gid value in order metadata; the script then fires when an administrator opens that order in the WordPress admin panel.
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Fixes

Solution

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Workaround

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History

Sat, 31 Oct 2026 07:00:00 +0000

Type Values Removed Values Added
Description The Welcart e-Commerce plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the 'gid' parameter in all versions up to, and including, 2.12.5 due to insufficient input sanitization and output escaping. This makes it possible for unauthenticated attackers to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page. The payload is staged by an unauthenticated visitor who forges the ROBOT PAYMENT browser-return request, storing the malicious gid value in order metadata; the script then fires when an administrator opens that order in the WordPress admin panel.
Title Welcart e-Commerce <= 2.12.5 - Unauthenticated Stored Cross-Site Scripting via 'gid' Parameter
Weaknesses CWE-79
References
Metrics cvssV3_1

{'score': 7.2, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:N'}


Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: Wordfence

Published:

Updated: 2026-10-31T06:44:21.307Z

Reserved: 2026-10-27T15:55:50.938Z

Link: CVE-2026-118070

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Received

Published: 2026-10-31T07:16:36.007

Modified: 2026-10-31T07:16:36.007

Link: CVE-2026-118070

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-10-31T08:30:13Z

Weaknesses