Description
wp-includes/rest-api/endpoints/class-wp-rest-users-controller.php in the REST API implementation in WordPress 4.7 before 4.7.1 does not properly restrict listings of post authors, which allows remote attackers to obtain sensitive information via a wp-json/wp/v2/users request.
Exploits (12)
github
WORKING POC
by Anzinius · pythonpoc
https://github.com/Anzinius/CVE-PoC-Collection/tree/main/cve-2017-5487
References (9)
Core 9
Core References
Exploit, Third Party Advisory exploit
x_refsource_exploit-db
https://www.exploit-db.com/exploits/41497/
Third Party Advisory x_refsource_misc
https://wpvulndb.com/vulnerabilities/8715
Release Notes, Vendor Advisory x_refsource_confirm
https://codex.wordpress.org/Version_4.7.1
Patch x_refsource_confirm
https://github.com/WordPress/WordPress/commit/daf358983cc1ce0c77bf6d2de2ebbb43df2add60
Mailing List, Third Party Advisory mailing-list
x_refsource_mlist
http://www.openwall.com/lists/oss-security/2017/01/14/6
Third Party Advisory x_refsource_misc
https://www.wordfence.com/blog/2016/12/wordfence-blocks-username-harvesting-via-new-rest-api-wp-4-7/
Third Party Advisory, VDB Entry vdb-entry
x_refsource_sectrack
http://www.securitytracker.com/id/1037591
Vendor Advisory x_refsource_confirm
https://wordpress.org/news/2017/01/wordpress-4-7-1-security-and-maintenance-release/
Third Party Advisory, VDB Entry vdb-entry
x_refsource_bid
http://www.securityfocus.com/bid/95391
Scores
CVSS v3
5.3
EPSS
0.9250
EPSS Percentile
99.7%
Attack Vector
NETWORK
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
Details
CWE
CWE-200
Status
published
Products (1)
wordpress/wordpress
< 4.7
Published
Jan 15, 2017
Tracked Since
Feb 18, 2026