CVE-2018-12426

critical

Description

The WP Live Chat Support Pro plugin before 8.0.07 for WordPress is vulnerable to unauthenticated Remote Code Execution due to client-side validation of allowed file types, as demonstrated by a v1/remote_upload request with a .php filename and the image/jpeg content type.

References

https://wpvulndb.com/vulnerabilities/9697

https://github.com/RiieCco/write-ups/tree/master/CVE-2018-12426

https://github.com/CodeCabin/wp-live-chat-support/blob/master/readme.txt

Details

Source: Mitre, NVD

Published: 2018-07-02

Updated: 2026-06-17

Risk Information

CVSS v2

Base Score: 7.5

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

Severity: High

CVSS v3

Base Score: 9.8

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Severity: Critical

EPSS

EPSS: 0.11136