CVE-2021-39203

EUVD-2021-25585
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.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTPrimary
6.8 MEDIUM
NETWORK
HIGH
LOW
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:N
GitHub_MCNA
6.8 MEDIUM
NETWORK
HIGH
LOW
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:N
Base Score
CVSS 3.x
EPSS Score
Percentile: 78%
Affected Products (NVD)
VendorProductVersion
wordpresswordpress
5.8:beta1
𝑥
= Vulnerable software versions
Debian logo
Debian Releases
Debian Product
Codename
wordpress
bookworm
6.1.6+dfsg1-0+deb12u1
fixed
bookworm (security)
6.1.6+dfsg1-0+deb12u1
fixed
bullseye
5.7.11+dfsg1-0+deb11u1
fixed
bullseye (security)
5.7.11+dfsg1-0+deb11u1
fixed
sid
6.6.1+dfsg1-1
fixed
trixie
6.6.1+dfsg1-1
fixed
Ubuntu logo
Ubuntu Releases
Ubuntu Product
Codename
wordpress
bionic
needs-triage
focal
needs-triage
hirsute
ignored
impish
ignored
jammy
needs-triage
kinetic
ignored
lunar
ignored
mantic
ignored
noble
needs-triage
trusty
dne
xenial
needs-triage
Common Weakness Enumeration
References
https://github.com/WordPress/wordpress-develop/security/advisories/GHSA-qxvw-qxm9-qvg6
https://hackerone.com/reports/1225282
https://github.com/WordPress/wordpress-develop/security/advisories/GHSA-qxvw-qxm9-qvg6
https://hackerone.com/reports/1225282