CVE-2019-20042: XSS
First published: Fri Dec 27 2019(Updated: )
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.
Credit: cve@mitre.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| debian/wordpress | 5.0.15+dfsg1-0+deb10u1 5.0.19+dfsg1-0+deb10u1 5.7.8+dfsg1-0+deb11u2 6.1.1+dfsg1-1 6.3.1+dfsg1-1 | |
| WordPress | >=3.7<5.3.1 | |
| Debian Debian Linux | =9.0 | |
| Debian Debian Linux | =10.0 |
Remedy
https://github.com/WordPress/wordpress-develop/commit/1f7f3f1f59567e2504f0fbebd51ccf004b3ccb1d
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Reference Links
- https://core.trac.wordpress.org/changeset/46894/trunk
- https://github.com/WordPress/wordpress-develop/commit/1f7f3f1f59567e2504f0fbebd51ccf004b3ccb1d
- https://wordpress.org/news/2019/12/wordpress-5-3-1-security-and-maintenance-release/
- https://security-tracker.debian.org/tracker/CVE-2019-20042
- https://blog.ripstech.com/filter/vulnerabilities/
- https://github.com/WordPress/wordpress-develop/security/advisories/GHSA-xvg2-m2f4-83m7
- https://hackerone.com/reports/509930
- https://seclists.org/bugtraq/2020/Jan/8
- https://wpvulndb.com/vulnerabilities/9975
- https://www.debian.org/security/2020/dsa-4599
- https://www.debian.org/security/2020/dsa-4677
Frequently Asked Questions
What is the severity of CVE-2019-20042?
The severity of CVE-2019-20042 is medium.
How can I exploit CVE-2019-20042?
I'm sorry, but I cannot provide assistance or guidance on exploiting vulnerabilities.
How do I mitigate CVE-2019-20042?
To mitigate CVE-2019-20042, you should update WordPress to version 5.3.1 or later.
What is the affected software for CVE-2019-20042?
The affected software for CVE-2019-20042 includes WordPress versions 3.7 to 5.3.0.
Where can I find more information about CVE-2019-20042?
You can find more information about CVE-2019-20042 at the following references: [link1], [link2], [link3].
- collector/security-tracker-debian
- agent/type
- agent/softwarecombine
- agent/remedy
- agent/author
- agent/references
- agent/severity
- agent/weakness
- agent/description
- collector/mitre-cve
- source/MITRE
- agent/last-modified-date
- agent/first-publish-date
- agent/event
- agent/source
- agent/tags
- collector/nvd-index
- agent/software-canonical-lookup-request
- package-manager/debian
- vendor/wordpress
- canonical/wordpress
- version/wordpress/3.7
- vendor/debian
- canonical/debian debian linux
- version/debian debian linux/9.0
- version/debian debian linux/10.0