CVE-2026-39730 PUBLISHED

WordPress Wise Chat plugin <= 3.4.2 - Broken Access Control vulnerability

Assigner: Patchstack
Reserved: 07.04.2026 Published: 06.10.2026 Updated: 06.10.2026

Missing Authorization vulnerability in Marcin Wise Chat wise-chat allows Exploiting Incorrectly Configured Access Control Security Levels.This issue affects Wise Chat: from n/a through 3.4.2.

Metrics

CVSS 3.1

CVSS Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:H
CVSS Score: 7.1

Attack Vector	Network	Scope	Unchanged
Attack Complexity	Low	Confidentiality Impact	None
Privileges Required	Low	Integrity Impact	Low
User Interaction	None	Availability Impact	High

CVSS 3.1

Product Status

Vendor	Marcin
Product	Wise Chat
Versions	Default: unaffected affected from 0 to 3.4.2 (incl.)

Credits

takito | Patchstack Bug Bounty Program finder

References

https://patchstack.com/database/wordpress/plugin/wise-chat/vulnerability/wordpress-wise-chat-plugin-3-4-1-broken-access-control-vulnerability?_s_id=cve

Problem Types

Missing Authorization CWE

Impacts

Exploiting Incorrectly Configured Access Control Security Levels