OCTOBER 10, 2026
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Case File

CVE-2026-90899

HIGH · CVSS 8.2 EPSS 0.33%

Source: NVD + CISA KEV + EPSS · Published 2026-09-23 · Last synced 2026-10-10

CyberRota Analysis

AI-Generated

The Easy Store extension for Joomla is vulnerable to an unauthenticated IDOR (Insecure Direct Object Reference) that allows attackers to access guest checkout records by simply supplying an email address. This flaw exposes sensitive Personally Identifiable Information (PII), including full names, addresses, and phone numbers, posing a significant privacy risk. Organizations using this extension, particularly those handling customer data, should prioritize remediation to prevent potential data breaches and comply with privacy regulations.

CVE
CVE-2026-90899
Severity
HIGH
CVSS
8.2
EPSS
0.33%

Original NVD Description

Joomla Extension - joomshaper.com - Unauthenticated PII Exposure via IDOR in Guest Checkout in Easy Store extension 1.0.0-3.0.0 - The checkout.searchGuestUser endpoint allowed querying guest checkout records solely by supplying an email address. The server returned complete shipping details (full name, phone number, street address, city, postal code, and country) directly from the #__easystore_guests table with no authentication, session validation, or ownership checks. An unauthenticated attacker could iterate through email lists to enumerate guest customers and harvest sensitive Personally Identifiable Information (PII). Resolved by removing the unauthenticated server-side guest lookup endpoint entirely and migrating autofill functionality to client-side localStorage protected by explicit user consent.