CVE-2019-20042
WordPress XSS Stored
Description
In wp-includes/formatting.php in WordPress 3.7 to 5.3.0, the function wp_targeted_link_rel() can be used in a particular way to result in a stored cross-site scripting (XSS) vulnerability. This has been patched in WordPress 5.3.1, along with all the previous WordPress versions from 3.7 to 5.3 via a minor release.
INFO
Published Date :
Dec. 27, 2019, 8:15 a.m.
Last Modified :
Jan. 19, 2023, 3:13 a.m.
Source :
[email protected]
Remotely Exploitable :
Yes !
Impact Score :
2.7
Exploitability Score :
2.8
Public PoC/Exploit Available at Github
CVE-2019-20042 has a 1 public PoC/Exploit available at Github.
Go to the Public Exploits tab to see the list.
References to Advisories, Solutions, and Tools
Here, you will find a curated list of external links that provide in-depth
information, practical solutions, and valuable tools related to
CVE-2019-20042.
| URL | Resource |
|---|---|
| https://blog.ripstech.com/filter/vulnerabilities/ | Not Applicable |
| https://core.trac.wordpress.org/changeset/46894/trunk | Patch |
| https://github.com/WordPress/wordpress-develop/commit/1f7f3f1f59567e2504f0fbebd51ccf004b3ccb1d | Patch |
| https://github.com/WordPress/wordpress-develop/security/advisories/GHSA-xvg2-m2f4-83m7 | Third Party Advisory |
| https://hackerone.com/reports/509930 | Third Party Advisory |
| https://seclists.org/bugtraq/2020/Jan/8 | Mailing List Third Party Advisory |
| https://wordpress.org/news/2019/12/wordpress-5-3-1-security-and-maintenance-release/ | Release Notes Vendor Advisory |
| https://wpvulndb.com/vulnerabilities/9975 | Release Notes Third Party Advisory |
| https://www.debian.org/security/2020/dsa-4599 | Third Party Advisory |
| https://www.debian.org/security/2020/dsa-4677 | Third Party Advisory |
We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).
WordPress Pen Testing
Results are limited to the first 15 repositories due to potential performance issues.
The following list is the news that have been mention
CVE-2019-20042 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2019-20042 vulnerability over time.
Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.
-
CVE Modified by [email protected]
May. 14, 2024
Action Type Old Value New Value -
Modified Analysis by [email protected]
Jan. 19, 2023
Action Type Old Value New Value Changed Reference Type https://github.com/WordPress/wordpress-develop/security/advisories/GHSA-xvg2-m2f4-83m7 No Types Assigned https://github.com/WordPress/wordpress-develop/security/advisories/GHSA-xvg2-m2f4-83m7 Third Party Advisory Changed Reference Type https://hackerone.com/reports/509930 No Types Assigned https://hackerone.com/reports/509930 Third Party Advisory Changed Reference Type https://seclists.org/bugtraq/2020/Jan/8 No Types Assigned https://seclists.org/bugtraq/2020/Jan/8 Mailing List, Third Party Advisory Changed Reference Type https://www.debian.org/security/2020/dsa-4599 No Types Assigned https://www.debian.org/security/2020/dsa-4599 Third Party Advisory Changed Reference Type https://www.debian.org/security/2020/dsa-4677 No Types Assigned https://www.debian.org/security/2020/dsa-4677 Third Party Advisory Changed CPE Configuration OR *cpe:2.3:a:wordpress:wordpress:*:*:*:*:*:*:*:* versions up to (excluding) 5.3.1 OR *cpe:2.3:a:wordpress:wordpress:*:*:*:*:*:*:*:* versions from (including) 3.7 up to (excluding) 5.3.1 Added CPE Configuration OR *cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:* *cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:* -
CVE Modified by [email protected]
May. 06, 2020
Action Type Old Value New Value Added Reference https://www.debian.org/security/2020/dsa-4677 [No Types Assigned] -
CVE Modified by [email protected]
Jan. 10, 2020
Action Type Old Value New Value Changed Description WordPress before 5.3.1 allowed an attacker to create a cross-site scripting attack (XSS) in well crafted links, because of an insufficient protection mechanism in wp_targeted_link_rel in wp-includes/formatting.php. In wp-includes/formatting.php in WordPress 3.7 to 5.3.0, the function wp_targeted_link_rel() can be used in a particular way to result in a stored cross-site scripting (XSS) vulnerability. This has been patched in WordPress 5.3.1, along with all the previous WordPress versions from 3.7 to 5.3 via a minor release. Added Reference https://hackerone.com/reports/509930 [No Types Assigned] Added Reference https://github.com/WordPress/wordpress-develop/security/advisories/GHSA-xvg2-m2f4-83m7 [No Types Assigned] -
CVE Modified by [email protected]
Jan. 08, 2020
Action Type Old Value New Value Added Reference https://www.debian.org/security/2020/dsa-4599 [No Types Assigned] Added Reference https://seclists.org/bugtraq/2020/Jan/8 [No Types Assigned] -
Initial Analysis by [email protected]
Dec. 31, 2019
Action Type Old Value New Value Added CVSS V2 Metadata Victim must voluntarily interact with attack mechanism Added CVSS V2 NIST (AV:N/AC:M/Au:N/C:N/I:P/A:N) Added CVSS V3.1 NIST AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N Changed Reference Type https://blog.ripstech.com/filter/vulnerabilities/ No Types Assigned https://blog.ripstech.com/filter/vulnerabilities/ Not Applicable Changed Reference Type https://core.trac.wordpress.org/changeset/46894/trunk No Types Assigned https://core.trac.wordpress.org/changeset/46894/trunk Patch Changed Reference Type https://github.com/WordPress/wordpress-develop/commit/1f7f3f1f59567e2504f0fbebd51ccf004b3ccb1d No Types Assigned https://github.com/WordPress/wordpress-develop/commit/1f7f3f1f59567e2504f0fbebd51ccf004b3ccb1d Patch Changed Reference Type https://wordpress.org/news/2019/12/wordpress-5-3-1-security-and-maintenance-release/ No Types Assigned https://wordpress.org/news/2019/12/wordpress-5-3-1-security-and-maintenance-release/ Release Notes, Vendor Advisory Changed Reference Type https://wpvulndb.com/vulnerabilities/9975 No Types Assigned https://wpvulndb.com/vulnerabilities/9975 Release Notes, Third Party Advisory Added CWE NIST CWE-79 Added CPE Configuration OR *cpe:2.3:a:wordpress:wordpress:*:*:*:*:*:*:*:* versions up to (excluding) 5.3.1 -
CVE Modified by [email protected]
Dec. 28, 2019
Action Type Old Value New Value Added Reference https://wpvulndb.com/vulnerabilities/9975 [No Types Assigned]
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2019-20042 is
associated with the following CWEs:
Common Attack Pattern Enumeration and Classification (CAPEC)
Common Attack Pattern Enumeration and Classification
(CAPEC)
stores attack patterns, which are descriptions of the common attributes and
approaches employed by adversaries to exploit the CVE-2019-20042
weaknesses.
Exploit Prediction
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.
0.19 }} -0.08%
score
0.55419
percentile