CVE-2020-36838
Facebook Chat Plugin <= 1.5 - Missing Capabilities Check
- State
- Published
- Severity
- 7.4 High
- Published
- Oct 16, 2024
- Updated
- Apr 8, 2026
- Reserved
- Oct 15, 2024
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.
Scores
| CVSS | Score | Vector | Source |
|---|---|---|---|
| 3.1 | 7.4 High | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:L | Wordfence |
Weaknesses
- CWE-284 Improper Access Control
Affected Products
| Product | Versions |
|---|---|
Facebook Chat Plugin – Live Chat Plugin for WordPressfacebook |
|
References
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