CVE-2021-42656

Public Exploit

Description

SiteServer CMS V6.15.51 is affected by a Cross Site Scripting (XSS) vulnerability.

Category

5.4
CVSS
Severity: Medium
CVSS 3.1 •
CVSS 2.0 •
EPSS 0.09%
Third-Party Advisory github.com Third-Party Advisory github.com Third-Party Advisory github.com
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
https://github.com/siteserver/cms third party advisory
https://github.com/siteserver/cms/releases/download/siteserver-v6.15.51/siteserver_install.zip third party advisory patch
https://github.com/siteserver/cms/issues/3238 issue tracking exploit third party advisory

Frequently Asked Questions

What is the severity of CVE-2021-42656?
CVE-2021-42656 has been scored as a medium severity vulnerability.
How to fix CVE-2021-42656?
To fix CVE-2021-42656, 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-2021-42656 being actively exploited in the wild?
It is possible that CVE-2021-42656 is being exploited or will be exploited in a near future based on public information. 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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