Cross-site Scripting (XSS) Affecting wordpress package, versions <5.3.2+dfsg1-1
Threat Intelligence
EPSS
0.18% (56th
percentile)
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Test your applications- Snyk ID SNYK-DEBIANUNSTABLE-WORDPRESS-539862
- published 26 Dec 2019
- disclosed 26 Dec 2019
Introduced: 26 Dec 2019
CVE-2019-16781 Open this link in a new tabHow to fix?
Upgrade Debian:unstable wordpress to version 5.3.2+dfsg1-1 or higher.
NVD Description
Note: Versions mentioned in the description apply only to the upstream wordpress package and not the wordpress package as distributed by Debian.
See How to fix? for Debian:unstable relevant fixed versions and status.
In WordPress before 5.3.1, authenticated users with lower privileges (like contributors) can inject JavaScript code in the block editor, which is executed within the dashboard. It can lead to an admin opening the affected post in the editor leading to XSS.
References
- https://security-tracker.debian.org/tracker/CVE-2019-16781
- https://seclists.org/bugtraq/2020/Jan/8
- https://www.debian.org/security/2020/dsa-4677
- https://www.debian.org/security/2020/dsa-4599
- https://github.com/WordPress/wordpress-develop/security/advisories/GHSA-pg4x-64rh-3c9v
- https://hackerone.com/reports/731301
- https://wordpress.org/news/2019/12/wordpress-5-3-1-security-and-maintenance-release/
- https://wpvulndb.com/vulnerabilities/9976
CVSS Scores
version 3.1