LO
Library
Log4j
by Apache · last CVE Jul 10, 2026
On CISA KEVExploited in the wildRansomware-linked
20
CVEs
2
On KEV
10.0
Max CVSS
0
New 30D
Severity mix
Critical 6High 8Medium 5Low 1
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CVECVSSEPSSPublishedSummary · affected versions
CVE-2020-9488
3.7
8%
Apr 27
Improper validation of certificate with host mismatch in Apache Log4j SMTP appender
Affected: 2.0 before 2.3.2; 2.4 before 2.12.3; 2.13.0 before 2.13.2
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