CVE-2020-36838

Summary

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.

Affected Software

VendorProductVersion RangeStatus
facebookFacebook Chat Plugin – Live Chat Plugin for WordPress0 < 1.6affected

Weaknesses

  • CWE-284: CWE-284 Improper Access Control

ADP Enrichment

CISA ADP Vulnrichment

  • SSVC:
  • Exploitation: none
    • Automatable: no
    • Technical Impact: partial

References