CVE-2021-24807

Public Exploit
Support Board < 3.3.5 - Agent+ Stored Cross-Site Scripting

Description

The Support Board WordPress plugin before 3.3.5 allows Authenticated (Agent+) users to perform Cross-Site Scripting attacks by placing a payload in the notes field, when an administrator or any authenticated user go to the chat the XSS will be automatically executed.

Category

5.4
CVSS
Severity: Medium
CVSS 3.1 •
CVSS 2.0 •
EPSS 3.10% Top 15%
Third-Party Advisory github.com Third-Party Advisory wpscan.com
Affected: Unknown Support Board
Published at:
Updated at:

References

Link Tags
https://wpscan.com/vulnerability/19d101aa-4b60-4db4-a33b-86c826b288b0 third party advisory exploit
https://medium.com/%40lijohnjefferson/cve-2021-24807-6bc22af2a444
https://github.com/itsjeffersonli/CVE-2021-24807 third party advisory exploit

Frequently Asked Questions

What is the severity of CVE-2021-24807?
CVE-2021-24807 has been scored as a medium severity vulnerability.
How to fix CVE-2021-24807?
To fix CVE-2021-24807, 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-2021-24807 being actively exploited in the wild?
It is possible that CVE-2021-24807 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~3% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2021-24807?
CVE-2021-24807 affects Unknown Support Board.
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