CVE-2020-12670

Description

XSS exists in Webmin 1.941 and earlier affecting the Save function of the Read User Email Module / mailboxes Endpoint when attempting to save HTML emails. This module parses any output without sanitizing SCRIPT elements, as opposed to the View function, which sanitizes the input correctly. A malicious user can send any JavaScript payload into the message body and execute it if the user decides to save that email.

Category

6.1
CVSS
Severity: Medium
CVSS 3.1 •
CVSS 2.0 •
EPSS 0.36%
Vendor Advisory webmin.com
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
https://www.webmin.com/security.html vendor advisory

Frequently Asked Questions

What is the severity of CVE-2020-12670?
CVE-2020-12670 has been scored as a medium severity vulnerability.
How to fix CVE-2020-12670?
To fix CVE-2020-12670, 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-2020-12670 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2020-12670 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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