The shutdown function in the Zend_Log_Writer_Mail class in Zend Framework (ZF) allows context-dependent attackers to send arbitrary e-mail messages to any recipient address via vectors related to "events not yet mailed."
Source: Mitre, NVD
Published: 2009-12-24
Updated: 2026-06-16
Base Score: 5
Vector: CVSS2#AV:N/AC:L/Au:N/C:N/I:P/A:N
Severity: Medium
Base Score: 9.8
Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Severity: Critical
EPSS: 0.0025