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Apache Log4j Core: Silent log event loss in XmlLayout due to unescaped XML 1.0 forbidden characters

🗓️ 25 Sep 2026 00:00:00Reported by Broadcom Security ResponseType 
broadcom
 broadcom
🔗 support.broadcom.com👁 5 Views

Apache Log4j Core up to 2.25.3 allows log loss or MITM via XML issues and SSL flaws.

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25 Sep 2026 20:13Current
5.5Medium risk
Vulners AI Score5.5
CVSS 3.17.5
EPSS0.01187
5