CVE-2021-38143

Public Exploit

Description

An issue was discovered in Form Tools through 3.0.20. When an administrator creates a customer account, it is possible for the customer to log in and proceed with a change of name and last name. However, these fields are vulnerable to XSS payload insertion, being triggered in the admin panel when the admin tries to see the client list. This type of XSS (stored) can lead to the extraction of the PHPSESSID cookie belonging to the admin.

Category

6.1
CVSS
Severity: Medium
CVSS 3.1 •
CVSS 2.0 •
EPSS 1.07% Top 25%
Vendor Advisory formtools.org
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
https://www.formtools.org/ product vendor advisory
https://github.com/formtools/core third party advisory product
https://bernardofsr.github.io/blog/2021/form-tools/ third party advisory exploit
https://github.com/bernardofsr/CVEs-With-PoC/blob/main/PoCs/Form%20Tools/README.md third party advisory exploit

Frequently Asked Questions

What is the severity of CVE-2021-38143?
CVE-2021-38143 has been scored as a medium severity vulnerability.
How to fix CVE-2021-38143?
To fix CVE-2021-38143, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2021-38143 being actively exploited in the wild?
It is possible that CVE-2021-38143 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~1% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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