CVE-2006-1045: Mozilla Thunderbird

Low severity, CVSS 2.6. EPSS: 5% chance of exploitation in the next 30 days.

The HTML rendering engine in Mozilla Thunderbird 1.5, when "Block loading of remote images in mail messages" is enabled, does not properly block external images from inline HTML attachments, which could allow remote attackers to obtain sensitive information, such as application version or IP address, when the user reads the email and the external image is accessed.

Affected products

• Mozilla Thunderbird: version 1.5 only

Published 2006-03-07. Last modified 2026-06-16.