Improper Neutralization of Special Elements Used in a Template Engine in microweber/microweber


Reported on

Mar 6th 2022


The Microweber application allows HTML tags in the "Blog Comments" which can be exploited by Injecting HTML payloads.

Proof of Concept

1.Open any blog in which comment is allowed.

2.Insert your html code in code block. e.g., <code><p>Hurry Up!<a href="">Go to and get free $1000 in your account now .</a></p></code>

3.Post this code as comment

Video & Image PoC


This vulnerability can be exploit for phishing attack


We are processing your report and will contact the microweber team within 24 hours. a year ago
We have contacted a member of the microweber team and are waiting to hear back a year ago
Bozhidar Slaveykov validated this vulnerability a year ago
crowdoverflow has been awarded the disclosure bounty
The fix bounty is now up for grabs
Bozhidar Slaveykov marked this as fixed in 1.3 with commit e02244 a year ago
Bozhidar Slaveykov has been awarded the fix bounty
This vulnerability will not receive a CVE
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