// For flags

CVE-2021-24180

Related Posts for WordPress < 2.0.4 - Authenticated Reflected Cross-Site Scripting (XSS)

Severity Score

5.4
*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

1
*Multiple Sources

Exploited in Wild

-
*KEV

Decision

-
*SSVC
Descriptions

Unvalidated input and lack of output encoding within the Related Posts for WordPress plugin before 2.0.4 lead to a Reflected Cross-Site Scripting (XSS) vulnerability within the 'lang' GET parameter while editing a post, triggered when users with the capability of editing posts access a malicious URL.

Una entrada no comprobada y una falta de codificación de la salida dentro del plugin Related Posts para WordPress versiones anteriores a 2.0.4, conllevan a una vulnerabilidad de tipo Cross-Site Scripting (XSS) reflejado dentro del parámetro GET "lang" al editar una publicación, desencadenándose cuando unos usuarios presentan la capacidad de editar publicaciones que acceden a una URL maliciosa

*Credits: Nguyen Anh Tien - SunCSR (Sun* Cyber Security Research)
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
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
  • 2021-03-15 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
Affected Vendors, Products, and Versions
Vendor Product Version Other Status
Vendor Product Version Other Status <-- --> Vendor Product Version Other Status
Never5
Search vendor "Never5"
 Related Posts
Search vendor "Never5" for product "Related Posts"
 < 2.0.4
Search vendor "Never5" for product "Related Posts" and version " < 2.0.4"
wordpress
Affected