CVE-2021-39203
CVE-2021-39203 · Private data disclosure/privilege escalation through the block editor in Wordpress
This page contains facts from public vulnerability sources. Check the original advisory before updating.
WordPress is a free and open-source content management system written in PHP and paired with a MySQL or MariaDB database. In affected versions authenticated users who don't have permission to view private post types/data can bypass restrictions in the block editor under certain conditions. This affected WordPress 5.8 beta during the testing period. It's fixed in the final 5.8 release.
CVSS 6.8 · Medium · EPSS 0.9%
- Published
- Updated
Stack: system
Affected products and versions
wordpress-develop
- Versions
- 5.8 beta 1: Affected
No fix published
wordpress Ubuntu:16.04:LTS
- Versions
- 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
- Affected ranges
- ECOSYSTEM: (−∞, +∞)
No fix published
wordpress Ubuntu:18.04:LTS
- Versions
- 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
- Affected ranges
- ECOSYSTEM: (−∞, +∞)
No fix published
wordpress Ubuntu:20.04:LTS
- Versions
- 5.2.2+dfsg1-1
- 5.2.4+dfsg1-1
- 5.3.2+dfsg1-1
- 5.3.2+dfsg1-1ubuntu1
- Affected ranges
- ECOSYSTEM: (−∞, +∞)
No fix published
wordpress Ubuntu:22.04:LTS
- Versions
- 5.7.1+dfsg1-2ubuntu1
- 5.8.1+dfsg1-2ubuntu1
- 5.8.2+dfsg1-1ubuntu1
- 5.8.3+dfsg1-1ubuntu1
- 5.8.3+dfsg1-1ubuntu1.1
- Affected ranges
- ECOSYSTEM: (−∞, +∞)
No fix published
wordpress Ubuntu:24.04:LTS
- Versions
- 6.2+dfsg1-1ubuntu1
- 6.4.3+dfsg1-1ubuntu1
- Affected ranges
- ECOSYSTEM: (−∞, +∞)
No fix published
wordpress Ubuntu:25.10
- Versions
- 6.7.2+dfsg1-1.1ubuntu1
- Affected ranges
- ECOSYSTEM: (−∞, +∞)
No fix published
wordpress Ubuntu:26.10
- Versions
- 6.7.2+dfsg1-1.1ubuntu2
- Affected ranges
- ECOSYSTEM: (−∞, +∞)
No fix published
wordpress Ubuntu:26.04:LTS
- Versions
- 6.7.2+dfsg1-1.1ubuntu1
- 6.7.2+dfsg1-1.1ubuntu2
- Affected ranges
- ECOSYSTEM: (−∞, +∞)
No fix published