Cross-site Scripting (XSS) - Reflected in mariotti94/webrisc-v


Reported on

Oct 13th 2021


Cross-Site Scripting (XSS) attacks are a type of injection, in which malicious scripts are injected into websites. An attacker can use XSS to send a malicious script to an unsuspecting user. The end user’s browser has no way to know that the script should not be trusted, and will execute the script. is vulnerable to XSS as shown below:

Proof of concept

Vuln variable: GET and POST variables, for example



Visit an affected resource and inject javascript code in a variable:



Because it thinks the script came from a trusted source, the malicious script can access any cookies, session tokens, or other sensitive information retained by the browser and used with that site. These scripts can even rewrite the content of the HTML page.

We created a GitHub Issue asking the maintainers to create a 2 years ago
We have contacted a member of the mariotti94/webrisc-v team and are waiting to hear back 2 years ago
Gianfranco Mariotti validated this vulnerability 2 years ago
hitisec has been awarded the disclosure bounty
The fix bounty is now up for grabs
Gianfranco Mariotti marked this as fixed with commit 88828e 2 years ago
Gianfranco Mariotti has been awarded the fix bounty
This vulnerability will not receive a CVE
elements.php#L52-L54 has been validated
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