CVE-2021-20084

Severity Score

8.8

*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

*SSVC

Descriptions

Improperly Controlled Modification of Object Prototype Attributes ('Prototype Pollution') in jquery-sparkle 1.5.2-beta allows a malicious user to inject properties into Object.prototype.

Una Modificación Controlada Inapropiadamente de Object Prototype Attributes("Prototype Pollution") en jquery-sparkle versión 1.5.2-beta, permite a un usuario malicioso inyectar propiedades en Object.prototype

*Credits: N/A

Attack Vector

Network

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Attack Vector

Network

Attack Complexity

Low

Authentication

Single

Confidentiality

Partial

Integrity

Partial

Availability

Partial

* Common Vulnerability Scoring System

SSVC

Decision:-

Exploitation

Automatable

Tech. Impact

* Organization's Worst-case Scenario

Timeline

2020-12-17 CVE Reserved
2021-04-23 CVE Published
2024-08-03 CVE Updated
2024-08-03 First Exploit
2024-08-26 EPSS Updated
---------- Exploited in Wild
---------- KEV Due Date

CWE

CWE-1321: Improperly Controlled Modification of Object Prototype Attributes ('Prototype Pollution')

CAPEC

References (1)

URL	Tag	Source

URL	Date	SRC
https://github.com/BlackFan/client-side-prototype-pollution/blob/master/pp/jquery-sparkle.md	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
Jquery-sparkle Project Search vendor "Jquery-sparkle Project"		Jquery-sparkle Search vendor "Jquery-sparkle Project" for product "Jquery-sparkle"				1.5.2 Search vendor "Jquery-sparkle Project" for product "Jquery-sparkle" and version "1.5.2"		beta		Affected