CVE-2021-20086 : Improperly Controlled Modification of Object Prototype Attributes ('Prototype Po

Improperly Controlled Modification of Object Prototype Attributes ('Prototype Pollution') in jquery-bbq 1.2.1 allows a malicious user to inject properties into Object.prototype.

Published 2021-04-23 19:15:11

Updated 2021-05-04 13:29:54

Source Tenable Network Security, Inc.

View at NVD, CVE.org

Products affected by CVE-2021-20086

Jquery-bbq Project » Jquery-bbq » Version: 1.2.1
cpe:2.3:a:jquery-bbq_project:jquery-bbq:1.2.1:*:*:*:*:*:*:*
Matching versions

Exploit prediction scoring system (EPSS) score for CVE-2021-20086

EPSS FAQ

0.11%

Probability of exploitation activity in the next 30 days EPSS Score History

~ 45 %

Percentile, the proportion of vulnerabilities that are scored at or less

CVSS scores for CVE-2021-20086

Base Score	Base Severity	CVSS Vector	Exploitability Score	Impact Score	Score Source
6.5	MEDIUM	AV:N/AC:L/Au:S/C:P/I:P/A:P	8.0	6.4	NIST
Access Vector: Network Access Complexity: Low Authentication: Single Confidentiality Impact: Partial Integrity Impact: Partial Availability Impact: Partial
8.8	HIGH	CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H	2.8	5.9	NIST
Attack Vector: Network Attack Complexity: Low Privileges Required: Low User Interaction: None Scope: Unchanged Confidentiality: High Integrity: High Availability: High

References for CVE-2021-20086

https://github.com/BlackFan/client-side-prototype-pollution/blob/master/pp/jquery-bbq.md

client-side-prototype-pollution/jquery-bbq.md at master · BlackFan/client-side-prototype-pollution · GitHub
Exploit;Third Party Advisory

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Vulnerability Details : CVE-2021-20086

Products affected by CVE-2021-20086

Exploit prediction scoring system (EPSS) score for CVE-2021-20086

CVSS scores for CVE-2021-20086

References for CVE-2021-20086