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
Daten sind bereitgestellt durch National Vulnerability Database (NVD)
VulnDex Vulnerability Enrichment
Diese Information steht angemeldeten Benutzern zur Verfügung. Login Login
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
Zu dieser CVE wurde keine Warnung gefunden.
EPSS Metriken
Typ Quelle Score Percentile
EPSS FIRST.org 4.19% 0.896
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.

http://packetstormsecurity.com/files/166299/WordPress-Core-5.9.0-5.9.1-Cross-Site-Scripting.html
Third Party Advisory
VDB Entry
https://github.com/BlackFan/client-side-prototype-pollution/blob/master/pp/jquery-query-object.md
Third Party Advisory
Exploit
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/7CR6VGITIB2TXXZ6B5QRRWPU5S4BXQPD/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/IJX6NVXSRN3RX3YUVEJQ4WUTQSDL3DSR/
https://www.wordfence.com/threat-intel/vulnerabilities/id/c90844e1-0502-4d08-888f-4835f63f8dd0
Third Party Advisory