CVE-2021-24574

Public Exploit
Simple Banner < 2.10.4 - Authenticated Stored XSS

Description

The Simple Banner WordPress plugin before 2.10.4 does not sanitise and escape one of its settings, allowing high privilege users such as admin to use Cross-Site Scripting payload even when the unfiltered_html capability is disallowed.

Category

4.8
CVSS
Severity: Medium
CVSS 3.1 •
CVSS 2.0 •
EPSS 0.21%
Third-Party Advisory wordpress.org Third-Party Advisory wpscan.com
Affected: Unknown Simple Banner
Published at:
Updated at:

References

Link Tags
https://wpscan.com/vulnerability/9adf7022-5108-43b7-bf0e-a42593185b74 third party advisory exploit
https://plugins.trac.wordpress.org/changeset/2571047/ third party advisory patch

Frequently Asked Questions

What is the severity of CVE-2021-24574?
CVE-2021-24574 has been scored as a medium severity vulnerability.
How to fix CVE-2021-24574?
To fix CVE-2021-24574, 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-2021-24574 being actively exploited in the wild?
It is possible that CVE-2021-24574 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.
What software or system is affected by CVE-2021-24574?
CVE-2021-24574 affects Unknown Simple Banner.
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