8.8

CVE-2021-20083

Exploit

WordPress Core < 5.9.1 - jQuery Prototype Pollution

Improperly Controlled Modification of Object Prototype Attributes ('Prototype Pollution') in jquery-plugin-query-object 2.2.3 allows a malicious user to inject properties into Object.prototype.
Mögliche Gegenmaßnahme
WordPress: Update to one of the following versions, or a newer patched version: 3.7.38, 3.8.38, 3.9.36, 4.0.35, 4.1.35, 4.2.32, 4.3.28, 4.4.27, 4.5.26, 4.6.23, 4.7.23, 4.8.19, 4.9.20, 5.0.16, 5.1.13, 5.2.15, 5.3.12, 5.4.10, 5.5.9, 5.6.8, 5.7.6, 5.8.4, 5.9.2
Weitere Schwachstelleninformationen
SystemWordPress Core
≫
Produkt WordPress
Version [*, 3.7)
Version 3.7-3.7.37
Version 3.8-3.8.37
Version 3.9-3.9.35
Version 4.0-4.0.34
Version 4.1-4.1.34
Version 4.2-4.2.31
Version 4.3-4.3.27
Version 4.4-4.4.26
Version 4.5-4.5.25
Version 4.6-4.6.22
Version 4.7-4.7.22
Version 4.8-4.8.18
Version 4.9-4.9.19
Version 5.0-5.0.15
Version 5.1-5.1.12
Version 5.2-5.2.14
Version 5.3-5.3.11
Version 5.4-5.4.9
Version 5.5-5.5.8
Version 5.6-5.6.7
Version 5.7-5.7.5
Version 5.8-5.8.3
Version 5.9-5.9.1
Daten sind bereitgestellt durch National Vulnerability Database (NVD)
Zu dieser CVE wurde keine CISA KEV oder CERT.AT-Warnung gefunden.
EPSS Metriken
Typ Quelle Score Percentile
EPSS FIRST.org 7.29% 0.915
CVSS Metriken
Quelle Base Score Exploit Score Impact Score Vector String
nvd@nist.gov 8.8 2.8 5.9
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
nvd@nist.gov 6.5 8 6.4
AV:N/AC:L/Au:S/C:P/I:P/A:P
CWE-1321 Improperly Controlled Modification of Object Prototype Attributes ('Prototype Pollution')

The product receives input from an upstream component that specifies attributes that are to be initialized or updated in an object, but it does not properly control modifications of attributes of the object prototype.