CVE-2020-4046 — Improper Neutralization of Script-Related HTML Tags in a Web Page (Basic XSS) in Wordpress
Severity
5.4MEDIUMNVD
EPSS
6.9%
top 8.61%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
Timeline
PublishedJun 12
Latest updateJun 18
Description
In affected versions of WordPress, users with low privileges (like contributors and authors) can use the embed block in a certain way to inject unfiltered HTML in the block editor. When affected posts are viewed by a higher privileged user, this could lead to script execution in the editor/wp-admin. This has been patched in version 5.4.2, along with all the previously affected versions via a minor release (5.3.4, 5.2.7, 5.1.6, 5.0.10, 4.9.15, 4.8.14, 4.7.18, 4.6.19, 4.5.22, 4.4.23, 4.3.24, 4.2.2…
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:NExploitability: 2.3 | Impact: 2.7
Affected Packages4 packages
Also affects: Debian Linux 8.0, 9.0, Fedora 31, 32
🔴Vulnerability Details
1OSV▶
CVE-2020-4046: In affected versions of WordPress, users with low privileges (like contributors and authors) can use the embed block in a certain way to inject unfilt↗2020-06-12
📋Vendor Advisories
1Debian▶
CVE-2020-4046: wordpress - In affected versions of WordPress, users with low privileges (like contributors ...↗2020