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Cross Site Scripting(XSS) Vulnerability in Latest Release 3.4.0a admin/snippets.php #1322

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Aquilao opened this issue Dec 1, 2019 · 0 comments
Open

Cross Site Scripting(XSS) Vulnerability in Latest Release 3.4.0a admin/snippets.php #1322

Aquilao opened this issue Dec 1, 2019 · 0 comments
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SECURITY

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@Aquilao
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Aquilao commented Dec 1, 2019

Hi, I would like to report Cross Site Scripting(XSS) vulnerability in latest release(3.4.0a) admin/snippets.php.

Description:
Cross-site scripting (XSS) vulnerability in admin/snippets.php
url:
http://localhost/admin/snippets.php

“Add Snippet”, input payload in snippets title

payload:
<img src=x onerror=alert(1)> <--xss test

and "Save snippets"

image

Last, visit admin/snippets.php agin.

image

GetSimpleCMS_XSS4
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@tablatronix @Aquilao