CVE-2011-2381

CVE-2011-2381 describes a CRLF injection vulnerability affecting multiple versions of Mozilla Bugzilla, specifically versions 2.17.1 through 2.22.7, 3.0.x through 3.3.x, 3.4.x before 3.4.12, 3.5.x, 3.6.x before 3.6.6, 3.7.x, 4.0.x before 4.0.2, and 4.1.x before 4.1.3. This flaw allows remote attackers to inject arbitrary email headers by manipulating an attachment description within a flagmail notification. The vulnerability has a CVSS score of 4.3 (Medium), indicating a network-based attack with medium complexity, requiring no authentication, and primarily impacting integrity (partial). There is no evidence of active exploitation, publicly available exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage surrounding this CVE.