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Log4j/Spring/Fastjson RCE Vulnerabilities (CVE-2021-44228, CVE-2022-22963, CVE-2022-41949) with POC

github.com 2026-10-15 查看中文 →
Security Advisory Critical Discourse
Affected:
  • Apache Log4j2 2.0-beta9 - 2.14.1
  • Apache Log4j2 2.0-beta9 - 2.16.0
  • Spring Framework 5.3.0 - 5.3.17
  • Fastjson 1.2.68 - 1.2.83
Fixed in:
  • Apache Log4j2 2.17.0
  • Spring Framework 5.3.18
  • Fastjson 1.2.84
Referenced CVEs: CVE-2026-91157 · 7.5
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