5.4

CVE-2019-16781

Stored cross-site scripting (XSS) in WordPress block editor

WordPress Core < 5.3.1 - Authenticated Stored Cross-Site Scripting

Authenticated cross-site scripting (XSS) in WordPress block editor (within dashboard)

In WordPress before 5.3.1, authenticated users with lower privileges (like contributors) can inject JavaScript code in the block editor, which is executed within the dashboard. It can lead to an admin opening the affected post in the editor leading to XSS.
Mögliche Gegenmaßnahme
WordPress: Update to one of the following versions, or a newer patched version: 3.7.32, 3.8.32, 3.9.30, 4.0.29, 4.1.29, 4.2.26, 4.3.22, 4.4.21, 4.5.20, 4.6.17, 4.7.16, 4.8.12, 4.9.13, 5.0.8, 5.1.4, 5.2.5, 5.3.1
WordPress Core: Install latest version
WordPress Core: Install latest version
Daten sind bereitgestellt durch National Vulnerability Database (NVD)
Wordpress ≫ Wordpress Version < 5.3.1
Debian ≫ Debian Linux Version 9.0
Debian ≫ Debian Linux Version 10.0
Weitere Schwachstelleninformationen
SystemWordPress Core
≫
Produkt WordPress
Version [*, 3.7)
Version 3.7-3.7.31
Version 3.8-3.8.31
Version 3.9-3.9.29
Version 4.0-4.0.28
Version 4.1-4.1.28
Version 4.2-4.2.25
Version 4.3-4.3.21
Version 4.4-4.4.20
Version 4.5-4.5.19
Version 4.6-4.6.16
Version 4.7-4.7.15
Version 4.8-4.8.11
Version 4.9-4.9.12
Version 5.0-5.0.7
Version 5.1-5.1.3
Version 5.2-5.2.4
System
≫
Produkt WordPress Core
Version >= 5.0.7, < 5.3.1
System
≫
Produkt WordPress Core
Version >= 5.0.7, < 5.3.1
Zu dieser CVE wurde keine Warnung gefunden.
EPSS Metriken
Typ Quelle Score Percentile
EPSS FIRST.org 1.4% 0.689
CVSS Metriken
Quelle Base Score Exploit Score Impact Score Vector String
NIST 5.4 2.3 2.7
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
NIST 3.5 6.8 2.9
AV:N/AC:M/Au:S/C:N/I:P/A:N
security-advisories@github.com 5.8 1.3 4
CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:C/C:H/I:N/A:N
CWE-79 Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

The product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users.

https://www.debian.org/security/2020/dsa-4677
Third Party Advisory
https://seclists.org/bugtraq/2020/Jan/8
Third Party Advisory
Mailing List
https://www.debian.org/security/2020/dsa-4599
Third Party Advisory
https://wordpress.org/news/2019/12/wordpress-5-3-1-security-and-maintenance-release/
Third Party Advisory
Release Notes
https://wpvulndb.com/vulnerabilities/9976
Third Party Advisory
https://github.com/WordPress/wordpress-develop/security/advisories/GHSA-pg4x-64rh-3c9v
Third Party Advisory
https://hackerone.com/reports/731301
Third Party Advisory
Permissions Required
https://www.wordfence.com/threat-intel/vulnerabilities/id/149eb7ef-be96-442e-925e-01d8d76e3a1a
Third Party Advisory
https://github.com/WordPress/wordpress-develop/security/advisories/GHSA-pg4x-64rh-3c9v
Third Party Advisory