CVE-2021-24425

Public Exploit
myStickymenu < 2.5.2 - Authenticated Stored XSS

Description

The Floating Notification Bar, Sticky Menu on Scroll, and Sticky Header for Any Theme – myStickymenu WordPress plugin before 2.5.2 does not sanitise or escape its Bar Text settings, allowing hight privilege users to use malicious JavaScript in it, leading to a Stored Cross-Site Scripting issue, which will be triggered in the plugin's setting, as well as all front-page of the blog (when the Welcome bar is active)

Category

4.8
CVSS
Severity: Medium
CVSS 3.1 •
CVSS 2.0 •
EPSS 0.21%
Third-Party Advisory wpscan.com
Affected: Unknown Floating Notification Bar, Sticky Menu on Scroll, and Sticky Header for Any Theme – myStickymenu
Published at:
Updated at:

References

Link Tags
https://wpscan.com/vulnerability/14632fa8-597e-49ff-8583-9797208a3583 third party advisory exploit
https://m0ze.ru/vulnerability/%5B2021-05-21%5D-%5BWordPress%5D-%5BCWE-79%5D-MyStickymenu-WordPress-Plugin-v2.5.1.txt

Frequently Asked Questions

What is the severity of CVE-2021-24425?
CVE-2021-24425 has been scored as a medium severity vulnerability.
How to fix CVE-2021-24425?
To fix CVE-2021-24425, 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-2021-24425 being actively exploited in the wild?
It is possible that CVE-2021-24425 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-2021-24425?
CVE-2021-24425 affects Unknown Floating Notification Bar, Sticky Menu on Scroll, and Sticky Header for Any Theme – myStickymenu.
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