PT-2026-50357 · Melhorenvio · Melhor Envio

Published 2026-06-17 · Updated 2026-06-17 · CVE-2026-54804

Mitre

CVSS v3.1

7.6

High

Base vector

AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:H

Subscriber Broken Authentication in Melhor Envio <= 2.16.3 versions.

Fix

Authentication Bypass Using an Alternate Path or Channel

Weakness Enumeration

CWE-288

Related Identifiers

CVE-2026-54804

Affected Products

Melhor Envio

References · 1

• https://patchstack.com/database/wordpress/plugin/melhor-envio-cotacao/vulnerability/wordpress-melhor-envio-plugin-2-16-3-broken-authentication-vulnerability?_s_id=cve · Note