CVE-2021-24425

myStickymenu < 2.5.2 - Authenticated Stored XSS

Severity Score

4.8

*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

*SSVC

Descriptions

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)

Los plugins Floating Notification Bar, Sticky Menu on Scroll, y Sticky Header for Any Theme â€“ myStickymenu de WordPress versiones anteriores a 2.5.2, no sanea o escapa de la configuración de su Barra de Texto, permitiendo a usuarios con altos privilegios usar JavaScript malicioso en ella, conllevando a un problema de tipo Cross-Site Scripting Almacenado, que será desencadenado en la configuración del plugin, así como en toda la página principal del blog (cuando la Barra de Bienvenida está activa)

*Credits: m0ze

Attack Vector

Network

Attack Complexity

Low

Privileges Required

High

User Interaction

Required

Scope

Changed

Confidentiality

Low

Integrity

Low

Availability

None

Attack Vector

Network

Attack Complexity

Medium

Authentication

Single

Confidentiality

None

Integrity

Partial

Availability

None

* Common Vulnerability Scoring System

SSVC

Decision:-

Exploitation

Automatable

Tech. Impact

* Organization's Worst-case Scenario

Timeline

2021-01-14 CVE Reserved
2021-06-21 CVE Published
2023-03-08 EPSS Updated
2024-08-03 CVE Updated
2024-08-03 First Exploit
---------- Exploited in Wild
---------- KEV Due Date

CWE

CWE-79: Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

CAPEC

References (2)

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

URL	Date	SRC
https://wpscan.com/vulnerability/14632fa8-597e-49ff-8583-9797208a3583	2024-08-03

URL	Date	SRC

URL	Date	SRC

Affected Vendors, Products, and Versions

Vendor		Product				Version		Other		Status
Vendor	Product	Version	Other	Status	<-- -->	Vendor	Product	Version	Other	Status
Premio Search vendor "Premio"		Mystickymenu Search vendor "Premio" for product "Mystickymenu"				< 2.5.2 Search vendor "Premio" for product "Mystickymenu" and version " < 2.5.2"		wordpress		Affected