What is CVE-2026-40788?

CVE-2026-40788 is a high-severity vulnerability in Quantumcloud Chatbot, classified under Missing Authorization. CVSS score: 7.1/10. Published 2026-06-15.

How severe is CVE-2026-40788?

High severity. CVSS v3 base score is 7.1 out of 10.

Auth bypass in Quantumcloud Chatbot

CVE-2026-40788

Subscriber Broken Access Control in ChatBot <= 7.9.7 versions.

Vulnerability class: Broken Access Control

CVSS v3 metric

CVSS v3 base score 7.1 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:H.

Affected products

Quantumcloud Chatbot — versions n/a

Weakness classification (CWE)

CWE-862 — Missing Authorization

References

audit@patchstack.com (vdb-entry)

Frequently asked questions

What is CVE-2026-40788?: CVE-2026-40788 is a high-severity vulnerability in Quantumcloud Chatbot, classified under Missing Authorization. CVSS score: 7.1/10. Published 2026-06-15.
How severe is CVE-2026-40788?: High severity. CVSS v3 base score is 7.1 out of 10.