CVE-2020-36838

Facebook Chat Plugin <= 1.5 - Missing Capabilities Check

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.

References

Link	Tags
https://www.wordfence.com/threat-intel/vulnerabilities/id/36ae4183-5fa7-484c-b858-5df10ae3d3f2?source=cve
https://www.wordfence.com/blog/2020/08/the-official-facebook-chat-plugin-created-vector-for-social-engineering-attacks/

Frequently Asked Questions

What is the severity of CVE-2020-36838?: CVE-2020-36838 has been scored as a high severity vulnerability.
How to fix CVE-2020-36838?: To fix CVE-2020-36838, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2020-36838 being actively exploited in the wild?: As for now, there are no information to confirm that CVE-2020-36838 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2020-36838?: CVE-2020-36838 affects facebook Facebook Chat Plugin – Live Chat Plugin for WordPress.

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Description

Category

CWE-284 – Improper Access Control

References

Frequently Asked Questions