Invoice Generator <= 1.0.0 - Unauthenticated Privilege Escalation via Account Takeover via 'user_id' Parameter

9.8
Improper Privilege Management
CVE CVE-2026-12415
CVSS 9.8 (Critical)
Publicly Published June 26, 2026
Last Updated June 27, 2026
Researcher Alyudin Nafiie

Description

The Invoice Generator plugin for WordPress is vulnerable to privilege escalation due to a missing capability check on the pravel_invoice_edit_account() AJAX action in versions up to, and including, 1.0.0. The handler is exposed via wp_ajax_nopriv_pravel_invoice_edit_account, accepts an attacker-controlled user_id and user_email from POST data, and calls wp_update_user() without verifying authentication, ownership, or a nonce. This makes it possible for unauthenticated attackers to change the email address of any user, including administrators, and then trigger WordPress's password reset flow to gain access to the targeted account.

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Vulnerability Details for Invoice Generator

Software Type Plugin
Software Slug invoice-creator (view on wordpress.org)
Patched? No
Remediation No known patch available. Please review the vulnerability's details in depth and employ mitigations based on your organization's risk tolerance. It may be best to uninstall the affected software and find a replacement.
Affected Version
  • <= 1.0.0

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