Email Address Enumeration Vulnerability in Mozilla Mail and Thunderbird

CVE-2004-2226 · MEDIUM Severity

AV:N/AC:L/AU:N/C:P/I:N/A:N

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.

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