🔐 CVE Alert

CVE-2026-66705

HIGH 7.1

WordPress Facebook for WordPress plugin <= 5.2.1 - Cross Site Scripting (XSS) vulnerability

CVSS Score
7.1
EPSS Score
0.0%
EPSS Percentile
0th

Unauthenticated Cross Site Scripting (XSS) in Facebook for WordPress <= 5.2.1 versions.

CWE CWE-79
Vendor facebook
Product facebook for wordpress
Published Aug 6, 2026
Last Updated Aug 6, 2026
Stay Ahead of the Next One

Get instant alerts for facebook facebook for wordpress

Be the first to know when new high vulnerabilities affecting facebook facebook for wordpress are published — delivered to Slack, Telegram or Discord.

Get Free Alerts → Free · No credit card · 60 sec setup

CVSS v3 Breakdown

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:L
Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
Required
Scope
Changed
Confidentiality
Low
Integrity
Low
Availability
Low

Affected Versions

Facebook / Facebook for WordPress
n/a ≤ 5.2.1

References

NVD ↗ CVE.org ↗ EPSS Data ↗
patchstack.com: https://patchstack.com/database/wordpress/plugin/official-facebook-pixel/vulnerability/wordpress-facebook-for-wordpress-plugin-5-2-1-cross-site-scripting-xss-vulnerability?_s_id=cve

Credits

Rafie Muhammad | Patchstack Bug Bounty Program