CLEANSTART-2026-RP42469 Log4j1XmlLayout from the Apache Log4j 1-to-Log4j 2 bridge fails to escape characters forbidden by the XML 1

CVE-2026-34479 affects multiple packages. The Log4j1XmlLayout from the Apache Log4j 1-to-Log4j 2 bridge fails to escape characters forbidden by the XML 1. See references for individual vulnerability details...