CVE-2019-16780
CVE-2019-16780 · Stored cross-site scripting (XSS) in WordPress block editor
Esta página presenta datos de fuentes públicas de vulnerabilidades. Consulta el aviso original antes de actualizar.
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 · Media · EPSS 1,7% · Corrección disponible
- Publicación
- Actualización
Pila tecnológica: system
Productos y versiones afectados
wordpress
- Versiones
- ≥ < 5.3.1, < 5.3.1: Afectada (custom)
Sin corrección publicada
wordpress Debian:12
- Intervalos de versiones afectados
- ECOSYSTEM: < 5.3.2+dfsg1-1
Actualiza a 5.3.2+dfsg1-1
wordpress Debian:13
- Intervalos de versiones afectados
- ECOSYSTEM: < 5.3.2+dfsg1-1
Actualiza a 5.3.2+dfsg1-1
wordpress Debian:14
- Intervalos de versiones afectados
- ECOSYSTEM: < 5.3.2+dfsg1-1
Actualiza a 5.3.2+dfsg1-1
wordpress Ubuntu:16.04:LTS
- Versiones
- 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
- Intervalos de versiones afectados
- ECOSYSTEM: (−∞, +∞)
Sin corrección publicada
wordpress Ubuntu:18.04:LTS
- Versiones
- 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
- Intervalos de versiones afectados
- ECOSYSTEM: (−∞, +∞)
Sin corrección publicada
Fuentes 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