VULNERABILITY INTELLIGENCE
CVE-2020-36838
CVSS score7.4 HIGH
EPSS probability0.35%
CISA KEVNot currently listed
Published2024-10-16
Last modified2026-06-17
CVSS vectorCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:L
Description
The Facebook Chat Plugin for WordPress is vulnerable to authorization bypass due to a missing capability check on the wp_ajax_update_options function in versions up to, and including, 1.5. This flaw makes it possible for low-level authenticated attackers to connect their own Facebook Messenger account to any site running the vulnerable plugin and engage in chats with site visitors on affected sites.
Weakness classification
- security@wordfence.com: CWE-284