SEPTEMBER 16, 2026
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Case File

CVE-2026-90650

HIGH · CVSS 7.2 EPSS 0.24%

Source: NVD + CISA KEV + EPSS · Published 2026-09-15 · Last synced 2026-09-16

CyberRota Analysis

AI-Generated

The MotoPress Hotel Booking plugin for WordPress is vulnerable to Stored Cross-Site Scripting due to inadequate input sanitization and output escaping in the Stripe Webhook event object 'id' across all versions up to 6.2.4. This flaw allows unauthenticated attackers to inject malicious scripts that execute when an administrator views payment logs, potentially compromising sensitive data. WordPress site administrators using this plugin, especially those with the premium Stripe integration, should prioritize patching this vulnerability to mitigate the risk of exploitation.

CVE
CVE-2026-90650
Severity
HIGH
CVSS
7.2
EPSS
0.24%
WordPress

Original NVD Description

The MotoPress Hotel Booking plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the Stripe Webhook event object 'id' in all versions up to, and including, 6.2.4 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 premium Stripe webhook listener only verifies the webhook signature when an optional Stripe signing secret has been configured; because that secret is empty by default, a forged webhook is accepted without cryptographic verification, and the attacker-controlled event object 'id' (e.g. a forged 'refund.created' refund id) is written unescaped into the payment log and later echoed unsanitized when an administrator views the payment. An attacker must know a valid Stripe PaymentIntent ID for an existing payment to route the forged webhook to a payment record. Note: The vulnerable webhook handler (webhook-listener.php) is part of the premium Stripe gateway integration and is not present in the lite plugin directory.