system
Provide references for <CVE-2019-15640>.
user
Where can I find more information about <CVE-2019-15640>?
assistant
References are available at: https://github.com/LimeSurvey/LimeSurvey/commit/0479e3ff93ff1473a25c71e83cc011920b072b4c#diff-d539f3f8185667ee48db78e1bf65a3b4R43.