CVE-2025-66113

MEDIUM 5.4

WordPress Better Chat Support for Messenger plugin <= 1.2.18 - Broken Access Control vulnerability

CVSS Score

5.4

EPSS Score

0.0%

EPSS Percentile

0th

Missing Authorization vulnerability in ThemeAtelier Better Chat Support for Messenger better-chat-support allows Exploiting Incorrectly Configured Access Control Security Levels.This issue affects Better Chat Support for Messenger: from n/a through <= 1.2.18.

CWE	CWE-862
Vendor	themeatelier
Product	better chat support for messenger
Published	Nov 21, 2025
Last Updated	Apr 1, 2026

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Affected Versions

ThemeAtelier / Better Chat Support for Messenger

0 ≤ 1.2.18

References

NVD ↗ CVE.org ↗ EPSS Data ↗

patchstack.com: https://patchstack.com/database/Wordpress/Plugin/better-chat-support/vulnerability/wordpress-better-chat-support-for-messenger-plugin-1-2-18-broken-access-control-vulnerability?_s_id=cve

Credits

Legion Hunter | Patchstack Bug Bounty Program