5.4

CVE-2020-11026

Specially crafted filenames in WordPress leading to XSS

WordPress Core < 5.4.1 - Authenticated (Author+) Cross-Site Scripting via File Uploads

Specially crafted filenames in WordPress leading to XSS

In affected versions of WordPress, files with a specially crafted name when uploaded to the Media section can lead to script execution upon accessing the file. This requires an authenticated user with privileges to upload files. This has been patched in version 5.4.1, along with all the previously affected versions via a minor release (5.3.3, 5.2.6, 5.1.5, 5.0.9, 4.9.14, 4.8.13, 4.7.17, 4.6.18, 4.5.21, 4.4.22, 4.3.23, 4.2.27, 4.1.30, 4.0.30, 3.9.31, 3.8.33, 3.7.33).
Mögliche Gegenmaßnahme
WordPress: Update to one of the following versions, or a newer patched version: 3.7.33, 3.8.33, 3.9.31, 4.0.30, 4.1.30, 4.2.27, 4.3.23, 4.4.22, 4.5.21, 4.6.18, 4.7.17, 4.8.13, 4.9.14, 5.0.9, 5.1.5, 5.2.6, 5.3.3, 5.4.1
WordPress Core: Install latest version
WordPress Core: Install latest version
Daten sind bereitgestellt durch National Vulnerability Database (NVD)
Wordpress ≫ Wordpress Version >= 3.7 < 3.7.33
Wordpress ≫ Wordpress Version >= 3.8 < 3.8.33
Wordpress ≫ Wordpress Version >= 3.9 < 3.9.31
Wordpress ≫ Wordpress Version >= 4.0 < 4.0.30
Wordpress ≫ Wordpress Version >= 4.1 < 4.1.30
Wordpress ≫ Wordpress Version >= 4.2 < 4.2.27
Wordpress ≫ Wordpress Version >= 4.3 < 4.3.23
Wordpress ≫ Wordpress Version >= 4.4 < 4.4.22
Wordpress ≫ Wordpress Version >= 4.5 < 4.5.21
Wordpress ≫ Wordpress Version >= 4.6 < 4.6.18
Wordpress ≫ Wordpress Version >= 4.7 < 4.7.17
Wordpress ≫ Wordpress Version >= 4.8 < 4.8.13
Wordpress ≫ Wordpress Version >= 4.9 < 4.9.14
Wordpress ≫ Wordpress Version >= 5.0 < 5.0.9
Wordpress ≫ Wordpress Version >= 5.1 < 5.1.5
Wordpress ≫ Wordpress Version >= 5.2 < 5.2.6
Wordpress ≫ Wordpress Version >= 5.3 < 5.3.3
Wordpress ≫ Wordpress Version 5.4
Debian ≫ Debian Linux Version 8.0
Debian ≫ Debian Linux Version 9.0
Debian ≫ Debian Linux Version 10.0
Weitere Schwachstelleninformationen
SystemWordPress Core
≫
Produkt WordPress
Version [*, 3.7)
Version 3.7-3.7.32
Version 3.8-3.8.32
Version 3.9-3.9.30
Version 4.0-4.0.29
Version 4.1-4.1.29
Version 4.2-4.2.26
Version 4.3-4.3.22
Version 4.4-4.4.21
Version 4.5-4.5.20
Version 4.6-4.6.17
Version 4.7-4.7.16
Version 4.8-4.8.12
Version 4.9-4.9.13
Version 5.0-5.0.8
Version 5.1-5.1.4
Version 5.2-5.2.5
Version 5.3-5.3.2
Version 5.4
System
≫
Produkt WordPress Core
Version >= 3.7, < 5.4.1
System
≫
Produkt WordPress Core
Version >= 3.7, < 5.4.1
Zu dieser CVE wurde keine Warnung gefunden.
EPSS Metriken
Typ Quelle Score Percentile
EPSS FIRST.org 2.09% 0.792
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 8.7 2.3 5.8
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:N
CWE-707 Improper Neutralization

The product does not ensure or incorrectly ensures that structured messages or data are well-formed and that certain security properties are met before being read from an upstream component or sent to a downstream component.

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://wordpress.org/support/wordpress-version/version-5-4-1/#security-updates
Vendor Advisory
Release Notes
https://github.com/WordPress/wordpress-develop/security/advisories/GHSA-3gw2-4656-pfr2
Third Party Advisory
https://lists.debian.org/debian-lts-announce/2020/05/msg00011.html
Third Party Advisory
Mailing List
https://www.wordfence.com/threat-intel/vulnerabilities/id/3379dde1-d1fb-4ec8-b834-de00fb6a38f2
Third Party Advisory
https://github.com/WordPress/wordpress-develop/security/advisories/GHSA-3gw2-4656-pfr2
Third Party Advisory