CVE-2020-21434

Public Exploit

Description

Maccms 10 contains a cross-site scripting (XSS) vulnerability in the Editing function under the Member module. This vulnerability is exploited via a crafted payload in the nickname text field.

Category

5.4
CVSS
Severity: Medium
CVSS 3.1 •
CVSS 2.0 •
EPSS 0.21%
Third-Party Advisory github.com
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
https://github.com/Ksharp12138/maccms_userinfo_xss/blob/master/maccms_xss.md third party advisory exploit

Frequently Asked Questions

What is the severity of CVE-2020-21434?
CVE-2020-21434 has been scored as a medium severity vulnerability.
How to fix CVE-2020-21434?
To fix CVE-2020-21434, 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-2020-21434 being actively exploited in the wild?
It is possible that CVE-2020-21434 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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