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CVE-2020-36838

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CVE-2020-36838

Published: Oct 16, 2024

Modified: Apr 8, 2026

PUBLISHED

CVSS v3.1

7.4

HIGH

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.

VendorProductVersions

facebook

Facebook Chat Plugin – Live Chat Plugin for WordPress

affected
0 - < 1.6

Weaknesses (CWE)

CWE-284

CVSS v3.1 Details

CVSS v3.1 Vector

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

Attack Vector

Network

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Changed

Confidentiality

Low

Integrity

Low

Availability

Low

References

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