The WordPress plugin, Email Subscribers & Newsletters, before 4.2.3 had a flaw that allowed unauthenticated file download with user information disclosure.
https://www.wordfence.com/blog/2019/11/multiple-vulnerabilities-patched-in-email-subscribers-newsletters-plugin/
https://wpvulndb.com/vulnerabilities/9946
http://packetstormsecurity.com/files/158563/WordPress-Email-Subscribers-And-Newsletters-4.2.2-File-Disclosure.html
Source: Mitre, NVD
Published: 2019-12-26
Updated: 2022-04-26
Base Score: 5
Vector: CVSS2#AV:N/AC:L/Au:N/C:P/I:N/A:N
Severity: Medium
Base Score: 5.3
Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N