Main Vulnerability Database Vulnerabilities #VU144411

Incorrect authorization in acmailer DB and acmailer CGI - CVE-2026-70408

Published: August 20, 2026

Vulnerability identifier: #VU144411

CSH Severity: Medium

CVSS v4: 8.7 [CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]

CVE-ID: CVE-2026-70408

CWE-ID: CWE-863

Exploitation vector: Remote access

Exploit availability: No public exploit available

Vulnerability details

The vulnerability allows a remote attacker to bypass authorization checks.

The vulnerability exists due to incorrect authorization. A remote user can create another sub-account that has administrative privileges.

acmailer DB
acmailer CGI

Install updates from vendor's website.

acmailer DB - update to 1.2.2
acmailer CGI - update to 4.1.2