Vulnerability Details CVE-2004-2226
Mozilla Mail 1.7.1 and 1.7.3, and Thunderbird before 0.9, when HTML-Mails is enabled, allows remote attackers to determine valid e-mail addresses via an HTML e-mail that references a Cascading Style Sheets (CSS) document on the attacker's server.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.004
EPSS Ranking 60.1%
CVSS Severity
CVSS v2 Score 5.0
Products affected by CVE-2004-2226
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cpe:2.3:a:mozilla:thunderbird:0.8
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cpe:2.3:a:mozilla:thunderbird:1.7.1
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cpe:2.3:a:mozilla:thunderbird:1.7.3