CVE-2021-24425

medium

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)

References

https://wpscan.com/vulnerability/14632fa8-597e-49ff-8583-9797208a3583

https://m0ze.ru/vulnerability/%5B2021-05-21%5D-%5BWordPress%5D-%5BCWE-79%5D-MyStickymenu-WordPress-Plugin-v2.5.1.txt

Details

Source: Mitre, NVD

Published: 2021-08-02

Updated: 2026-06-17

Risk Information

CVSS v2

Base Score: 3.5

Vector: CVSS2#AV:N/AC:M/Au:S/C:N/I:P/A:N

Severity: Low

CVSS v3

Base Score: 4.8

Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N

Severity: Medium

EPSS

EPSS: 0.00206