CVE-2021-29450

MEDIUM

WordPress 4.7-5.7 - Authenticated Exposure of Sensitive Information via Editor Block

Title source: llm
STIX 2.1

Description

Wordpress is an open source CMS. One of the blocks in the WordPress editor can be exploited in a way that exposes password-protected posts and pages. This requires at least contributor privileges. This has been patched in WordPress 5.7.1, along with the older affected versions via minor releases. It's strongly recommended that you keep auto-updates enabled to receive the fix.

References (4)

Core 4
Core References
Vendor Advisory x_refsource_misc
https://wordpress.org/news/category/security/
Mailing List, Third Party Advisory mailing-list x_refsource_mlist
https://lists.debian.org/debian-lts-announce/2021/04/msg00017.html
Third Party Advisory vendor-advisory x_refsource_debian
https://www.debian.org/security/2021/dsa-4896

Scores

CVSS v3 6.5
EPSS 0.0208
EPSS Percentile 84.2%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

Details

CWE
CWE-200
Status published
Products (3)
debian/debian_linux 9.0
debian/debian_linux 10.0
wordpress/wordpress 4.7 - 5.7.1
Published Apr 15, 2021
Tracked Since Feb 18, 2026