CVE-2025-66099

MEDIUM 5.3

WordPress Chat Help plugin <= 3.1.3 - Broken Access Control vulnerability

CVSS Score

5.3

EPSS Score

0.0%

EPSS Percentile

0th

Missing Authorization vulnerability in ThemeAtelier Chat Help chat-help allows Exploiting Incorrectly Configured Access Control Security Levels.This issue affects Chat Help: from n/a through <= 3.1.3.

CWE	CWE-862
Vendor	themeatelier
Product	chat help
Published	Nov 21, 2025
Last Updated	Apr 28, 2026

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CVSS v3 Breakdown

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

Low

Integrity

None

Availability

None

Affected Versions

ThemeAtelier / Chat Help

0 ≤ 3.1.3

References

NVD ↗ CVE.org ↗ EPSS Data ↗

patchstack.com: https://patchstack.com/database/Wordpress/Plugin/chat-help/vulnerability/wordpress-chat-help-plugin-3-1-3-broken-access-control-vulnerability?_s_id=cve

Credits

Kim YunJi | Patchstack Bug Bounty Program