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Denial of Service in bigtreecms 4.2.18 #298

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yjn818 opened this issue Jun 8, 2017 · 2 comments

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@yjn818
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commented Jun 8, 2017

Hi, I found a denial of service vulnerability in bigtreecms 4,2,18.
The POC is below:
Login with Administrator and edit a page,then add a revision,input <svg/onload=alert(333)>
image

Then
image
And generate a wrong report, leak the source code,but you can’t save resivion any more

@yjn818

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commented Jun 9, 2017

Even logged with developer,you will find the wrong report and can't save resivion any more

@timbuckingham

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commented Jun 10, 2017

This should be fixed alongside #294 in commit 54f51b2

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