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TH
Product
Thunderbird
by Mozilla · last CVE Sep 30, 2026
On CISA KEVExploited in the wildRansomware-linked
2,073
CVEs
14
On KEV
10.0
Max CVSS
77
New 30D
Vulnerabilities2,073In the news2Timeline
Severity mix
Critical 379High 120Medium 1Low 0
Severity
All severities500Critical379High120Medium1Low0
Exploitation
On CISA KEV14Exploited in the wild14
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The 500 most important CVEs for this product (exploited first, then by severity)