CVE-2021-21418

Potential XSS injection in the newsletter conditions field

Severity Score

5.4

*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

*SSVC

Descriptions

ps_emailsubscription is a newsletter subscription module for the PrestaShop platform. An employee can inject javascript in the newsletter condition field that will then be executed on the front office The issue has been fixed in 2.6.1

ps_emailsubscription es un módulo de suscripción al boletín para la plataforma PrestaShop. Un empleado puede inyectar javascript en el campo de condición del boletín que luego se ejecutará en la oficina principal. El problema se ha solucionado en la versión 2.6.1.

*Credits: N/A

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

Required

Scope

Unchanged

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

2020-12-22 CVE Reserved
2021-03-31 CVE Published
2023-03-08 EPSS Updated
2024-08-03 CVE Updated
---------- Exploited in Wild
---------- KEV Due Date
---------- First Exploit

CWE

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

CAPEC

References (4)

URL	Tag	Source
https://github.com/PrestaShop/ps_emailsubscription/releases/tag/v2.6.1	Release Notes
https://github.com/PrestaShop/ps_emailsubscription/security/advisories/GHSA-vwfx-hh3w-fj99	Third Party Advisory
https://packagist.org/packages/prestashop/ps_emailsubscription	Third Party Advisory

URL	Date	SRC

URL	Date	SRC
https://github.com/PrestaShop/ps_emailsubscription/commit/664ffb225e2afb4a32640bbedad667dc6e660b70	2021-04-06

URL	Date	SRC

Affected Vendors, Products, and Versions

Vendor		Product				Version		Other		Status
Vendor	Product	Version	Other	Status	<-- -->	Vendor	Product	Version	Other	Status
Prestashop Search vendor "Prestashop"		Ps Emailsubscription Search vendor "Prestashop" for product "Ps Emailsubscription"				>= 2.6.0 < 2.6.1 Search vendor "Prestashop" for product "Ps Emailsubscription" and version " >= 2.6.0 < 2.6.1"		prestashop		Affected