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Log4j2 CVE-2021-44228 RCE Vulnerability Analysis, POC, and Mitigation

github.com 2026-10-27 查看中文 →
Security Advisory CVE-2021-44228 Critical Apache
Affected:
  • Log4j 2.0
  • Log4j 2.1
  • Log4j 2.2
  • Log4j 2.3
  • Log4j 2.4
Fixed in:
  • Log4j 2.15.0
  • Log4j 2.16.0
  • Log4j 2.17.0
  • Log4j 2.17.1
Referenced CVEs: CVE-2026-116216 · 5.3
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