High severity · published Apr 12, 2021
CVE-2021-24218
The wp_ajax_save_fbe_settings and wp_ajax_delete_fbe_settings AJAX actions of the Facebook for WordPress plugin before 3.0.4 were vulnerable to CSRF due to a lack of nonce…
8.8
CVSS
0.7%
EPSS
No
On KEV
Description
The wp_ajax_save_fbe_settings and wp_ajax_delete_fbe_settings AJAX actions of the Facebook for WordPress plugin before 3.0.4 were vulnerable to CSRF due to a lack of nonce protection. The settings in the saveFbeSettings function had no sanitization allowing for script tags to be saved.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
Required
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.7% · higher than 53% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
FA
Facebook · Facebook
3.0.0 before 3.0.4 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2021-24218
CVE.org
https://www.cve.org/CVERecord?id=CVE-2021-24218
Exploit
https://wpscan.com/vulnerability/169d21fc-d191-46ff-82e8-9ac887aed8a4
Exploit
https://www.wordfence.com/blog/2021/03/two-vulnerabilities-patched-in-facebook-for-wordpress-plugin/
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