CVE-2026-80443: Havelsan Inc Sef - Ai Chatbot Platform

High severity, CVSS 7.4. EPSS: 0.2% chance of exploitation in the next 30 days.

Improper certificate validation vulnerability in HAVELSAN Inc. Sef - AI Chatbot Platform allows Adversary in the Middle (AiTM). This issue affects Sef - AI Chatbot Platform: before 2.1. NOTE: The vendor was contacted and it was learned that the product is not supported.

Affected products

• Havelsan Inc Sef - Ai Chatbot Platform: before 2.1 (fixed in 2.1)

Published 2026-10-02. Last modified 2026-10-02.