// For flags

CVE-2021-24574

Simple Banner < 2.10.4 - Authenticated Stored XSS

Severity Score

4.8
*CVSS v3.1

Exploit Likelihood

< 1%
*EPSS

Affected Versions

1
*CPE

Public Exploits

1
*Multiple Sources

Exploited in Wild

-
*KEV

Decision

-
*SSVC
Descriptions

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.

El plugin Simple Banner WordPress versiones anteriores a 2.10.4, no sanea y escapa de una de sus configuraciones, permitiendo a usuarios con altos privilegios, como el administrador, usar una carga útil de tipo Cross-Site Scripting incluso cuando la capacidad unfiltered_html está deshabilitada.

*Credits: Asif Nawaz Minhas
CVSS Scores
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
Low
Privileges Required
High
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
  • 2021-07-26 CVE Published
  • 2024-08-03 CVE Updated
  • 2024-08-03 First Exploit
  • 2025-03-30 EPSS Updated
  • ---------- 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
URL Date SRC
Affected Vendors, Products, and Versions (1)