Description
Jenkins 2.88 and earlier; 2.73.2 and earlier Autocompletion suggestions for text fields were not escaped, resulting in a persisted cross-site scripting vulnerability if the source for the suggestions allowed specifying text that includes HTML metacharacters like less-than and greater-than characters.
Remediation
References
http://www.securityfocus.com/bid/101773
http://www.securityfocus.com/bid/102826
https://jenkins.io/security/advisory/2017-11-08/
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