CVE-2021-24577

Coming Soon and Maintenance Mode < 3.5.3 - Authenticated Stored XSS

Severity Score

5.4

*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

*SSVC

Descriptions

The Coming soon and Maintenance mode WordPress plugin before 3.5.3 does not properly sanitize inputs submitted by authenticated users when setting adding or modifying coming soon or maintenance mode pages, leading to stored XSS.

El plugin Coming soon y Maintenance mode de WordPress versiones anteriores a 3.5.3, no sanea correctamente las entradas enviadas por los usuarios autenticados cuando se configuran añadiendo o modificando las páginas coming soon o maintenance mode, conllevando a un ataque de tipo XSS almacenado

*Credits: Asif Nawaz Minhas

CVSS Scores

Attack Vector

Network

Attack Complexity

Low

Privileges Required

Low

User Interaction

Required

Scope

Changed

Confidentiality

Low

Integrity

Low

Availability

None

Attack Vector

Network

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

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
2021-09-13 CVE Published
2023-05-04 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 (1)

URL	Tag	Source

URL	Date	SRC
https://wpscan.com/vulnerability/d453b547-41a8-4a6b-8349-8686b7054805	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
Wpdevart Search vendor "Wpdevart"		Coming Soon And Maintenance Mode Search vendor "Wpdevart" for product "Coming Soon And Maintenance Mode"				< 3.5.3 Search vendor "Wpdevart" for product "Coming Soon And Maintenance Mode" and version " < 3.5.3"		wordpress		Affected