Description
wp-admin/user-new.php in WordPress before 4.9.1 sets the newbloguser key to a string that can be directly derived from the user ID, which allows remote attackers to bypass intended access restrictions by entering this string.
References (7)
Core 7
Core References
Third Party Advisory vendor-advisory
x_refsource_debian
https://www.debian.org/security/2018/dsa-4090
Third Party Advisory, VDB Entry x_refsource_misc
https://wpvulndb.com/vulnerabilities/8969
Mailing List mailing-list
x_refsource_mlist
https://lists.debian.org/debian-lts-announce/2017/12/msg00019.html
Third Party Advisory, VDB Entry vdb-entry
x_refsource_bid
http://www.securityfocus.com/bid/102024
Patch, Release Notes x_refsource_misc
https://codex.wordpress.org/Version_4.9.1
Patch x_refsource_misc
https://github.com/WordPress/WordPress/commit/eaf1cfdc1fe0bdffabd8d879c591b864d833326c
Release Notes x_refsource_misc
https://wordpress.org/news/2017/11/wordpress-4-9-1-security-and-maintenance-release/
Scores
CVSS v3
8.8
EPSS
0.0448
EPSS Percentile
89.1%
Attack Vector
NETWORK
CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Details
CWE
CWE-330
Status
published
Products (1)
wordpress/wordpress
< 4.9
Published
Dec 02, 2017
Tracked Since
Feb 18, 2026