CVE-2016-20083

medium

Description

WordPress More Fields Plugin 2.1 contains a cross-site request forgery vulnerability that allows attackers to perform unauthorized actions by disabling CSRF token validation. Attackers can craft malicious web pages that trick logged-in administrators into adding or deleting custom fields and boxes on the Write/Edit page via POST and GET requests to the options-general.php endpoint.

References

https://www.vulncheck.com/advisories/wordpress-more-fields-plugin-cross-site-request-forgery

https://www.exploit-db.com/exploits/39507

https://wordpress.org/support/plugin/more-fields

Details

Source: Mitre, NVD

Published: 2026-06-15

Updated: 2026-06-15

Risk Information

CVSS v2

Base Score: 5

Vector: CVSS2#AV:N/AC:L/Au:N/C:N/I:P/A:N

Severity: Medium

CVSS v3

Base Score: 5.3

Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N

Severity: Medium

CVSS v4

Base Score: 6.9

Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:N/SC:L/SI:L/SA:L

Severity: Medium

EPSS

EPSS: 0.00138