Vulnerability Details : CVE-2020-4047
In affected versions of WordPress, authenticated users with upload permissions (like authors) are able to inject JavaScript into some media file attachment pages in a certain way. This can lead to script execution in the context of a higher privileged user when the file is viewed by them. 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, 4.2.28, 4.1.31, 4.0.31, 3.9.32, 3.8.34, 3.7.34).
Exploit prediction scoring system (EPSS) score for CVE-2020-4047
Probability of exploitation activity in the next 30 days: 0.12%
Percentile, the proportion of vulnerabilities that are scored at or less: ~ 44 % EPSS Score History EPSS FAQ
CVSS scores for CVE-2020-4047
Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Source |
---|---|---|---|---|---|
3.5
|
LOW | AV:N/AC:M/Au:S/C:N/I:P/A:N |
6.8
|
2.9
|
[email protected] |
6.8
|
MEDIUM | CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:N/I:H/A:N |
2.3
|
4.0
|
[email protected] |
6.8
|
MEDIUM | CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:N/I:H/A:N |
2.3
|
4.0
|
[email protected] |
CWE ids for CVE-2020-4047
-
The product receives input from an upstream component, but it does not neutralize or incorrectly neutralizes special characters such as "<", ">", and "&" that could be interpreted as web-scripting elements when they are sent to a downstream component that processes web pages.Assigned by: [email protected] (Primary)
References for CVE-2020-4047
-
https://www.debian.org/security/2020/dsa-4709
Mailing List;Third Party Advisory
-
https://lists.fedoraproject.org/archives/list/[email protected]/message/773N2ZV7QEMBGKH6FBKI6Q5S3YJMW357/
Mailing List;Third Party Advisory
-
https://wordpress.org/news/2020/06/wordpress-5-4-2-security-and-maintenance-release/
Release Notes;Vendor Advisory
-
https://lists.debian.org/debian-lts-announce/2020/09/msg00011.html
Mailing List;Third Party Advisory
-
https://github.com/WordPress/wordpress-develop/commit/0977c0d6b241479ecedfe19e96be69f727c3f81f
Patch
-
https://lists.debian.org/debian-lts-announce/2020/07/msg00000.html
Mailing List;Third Party Advisory
-
https://github.com/WordPress/wordpress-develop/security/advisories/GHSA-8q2w-5m27-wm27
Third Party Advisory
-
https://lists.fedoraproject.org/archives/list/[email protected]/message/ODNHXVJS25YVWYQHOCICXTLIN5UYJFDN/
Mailing List;Third Party Advisory
Products affected by CVE-2020-4047
- cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*
- cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*
- cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*
- cpe:2.3:a:wordpress:wordpress:*:*:*:*:*:*:*:*
- cpe:2.3:a:wordpress:wordpress:*:*:*:*:*:*:*:*
- cpe:2.3:a:wordpress:wordpress:*:*:*:*:*:*:*:*
- cpe:2.3:a:wordpress:wordpress:*:*:*:*:*:*:*:*
- cpe:2.3:a:wordpress:wordpress:*:*:*:*:*:*:*:*
- cpe:2.3:a:wordpress:wordpress:*:*:*:*:*:*:*:*
- cpe:2.3:a:wordpress:wordpress:*:*:*:*:*:*:*:*
- cpe:2.3:a:wordpress:wordpress:*:*:*:*:*:*:*:*
- cpe:2.3:a:wordpress:wordpress:*:*:*:*:*:*:*:*
- cpe:2.3:a:wordpress:wordpress:*:*:*:*:*:*:*:*
- cpe:2.3:a:wordpress:wordpress:*:*:*:*:*:*:*:*
- cpe:2.3:a:wordpress:wordpress:*:*:*:*:*:*:*:*
- cpe:2.3:a:wordpress:wordpress:*:*:*:*:*:*:*:*
- cpe:2.3:a:wordpress:wordpress:*:*:*:*:*:*:*:*
- cpe:2.3:a:wordpress:wordpress:*:*:*:*:*:*:*:*
- cpe:2.3:a:wordpress:wordpress:*:*:*:*:*:*:*:*
- cpe:2.3:a:wordpress:wordpress:*:*:*:*:*:*:*:*
- cpe:2.3:a:wordpress:wordpress:*:*:*:*:*:*:*:*
- cpe:2.3:o:fedoraproject:fedora:32:*:*:*:*:*:*:*
- cpe:2.3:o:fedoraproject:fedora:33:*:*:*:*:*:*:*