Cross-site Scripting (XSS) - Reflected in microweber/microweber


Reported on

Feb 20th 2022


There is a Reflected cross site scripting issue chained using these endpoints:

[1] /admin/content/0/edit [2] /apiqq</script><script>alert(1)</script>fca4/page

Proof of Concept

  1. Login to
  2. Now visit
  3. Now open this url (in same tab or new):

The xss payload will be executed in the browser.


Cross site scripting attacks can lead to cookies stealing (can be chained to account takeover), redirecting users to attackers controlled malicious websites etc

We are processing your report and will contact the microweber team within 24 hours. a year ago
Damanpreet modified the report
a year ago
Damanpreet modified the report
a year ago
We have contacted a member of the microweber team and are waiting to hear back a year ago
a year ago

Bozhidar Slaveykov validated this vulnerability a year ago
Damanpreet 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 a5925f a year ago
Bozhidar Slaveykov has been awarded the fix bounty
This vulnerability will not receive a CVE
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