CVE-2019-16780
CVE-2019-16780 · Stored cross-site scripting (XSS) in WordPress block editor
Cette page présente des faits issus de sources publiques. Consultez l’avis original avant toute mise à jour.
WordPress users with lower privileges (like contributors) can inject JavaScript code in the block editor using a specific payload, which is executed within the dashboard. This can lead to XSS if an admin opens the post in the editor. Execution of this attack does require an authenticated user. 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. Automatic updates are enabled by default for minor releases and we strongly recommend that you keep them enabled.
CVSS 5.8 · Moyenne · EPSS 1,7% · Correctif disponible
- Publication
- Mise à jour
Pile logicielle: system
Produits et versions concernés
wordpress
- Versions du logiciel
- ≥ < 5.3.1, < 5.3.1: Concernée (custom)
Aucun correctif publié
wordpress Debian:12
- Plages de versions concernées
- ECOSYSTEM: < 5.3.2+dfsg1-1
Mettez à jour vers 5.3.2+dfsg1-1
wordpress Debian:13
- Plages de versions concernées
- ECOSYSTEM: < 5.3.2+dfsg1-1
Mettez à jour vers 5.3.2+dfsg1-1
wordpress Debian:14
- Plages de versions concernées
- ECOSYSTEM: < 5.3.2+dfsg1-1
Mettez à jour vers 5.3.2+dfsg1-1
wordpress Ubuntu:16.04:LTS
- Versions du logiciel
- 4.3+dfsg-1
- 4.3.1+dfsg-1
- 4.4+dfsg-1
- 4.4.1+dfsg-1
- 4.4.2+dfsg-1
- 4.4.2+dfsg-1ubuntu1
- Plages de versions concernées
- ECOSYSTEM: (−∞, +∞)
Aucun correctif publié
wordpress Ubuntu:18.04:LTS
- Versions du logiciel
- 4.8.2+dfsg-2
- 4.8.3+dfsg-1
- 4.9.1+dfsg-1
- 4.9.2+dfsg-1
- 4.9.4+dfsg-1
- 4.9.5+dfsg1-1
- Plages de versions concernées
- ECOSYSTEM: (−∞, +∞)
Aucun correctif publié
Sources originales
- https://wpvulndb.com/vulnerabilities/9976
- https://github.com/WordPress/wordpress-develop/security/advisories/GHSA-x3wp-h3qx-9w94
- https://wordpress.org/news/2019/12/wordpress-5-3-1-security-and-maintenance-release/
- https://github.com/WordPress/wordpress-develop/commit/505dd6a20b6fc3d06130018c1caeff764248c29e
- https://hackerone.com/reports/738644
- https://seclists.org/bugtraq/2020/Jan/8
- https://www.debian.org/security/2020/dsa-4599
- https://www.debian.org/security/2020/dsa-4677
- https://nvd.nist.gov/vuln/detail/CVE-2019-16780