Description
In Eclipse Jetty versions 9.4.21.v20190926, 9.4.22.v20191022, and 9.4.23.v20191118, the generation of default unhandled Error response content (in text/html and text/json Content-Type) does not escape Exception messages in stacktraces included in error output.
Remediation
References
https://bugs.eclipse.org/bugs/show_bug.cgi?id=553443
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/SAITZ27GKPD2CCNHGT2VBT4VWIBUJJNS/
https://www.oracle.com/security-alerts/cpuApr2021.html
https://www.oracle.com/security-alerts/cpuoct2020.html