CVE-2026-80443 — HIGH (7.4)

Vulnerability Description

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.

CVSS Score

7.4

HIGH

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

Attack Vector

NETWORK

Attack Complexity

HIGH

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

HIGH

Integrity

HIGH

Availability

NONE

Related Weaknesses (CWE)

CWE-295

References

https://siberguvenlik.gov.tr/guvenlik-bildirimleri/detay/tr-26-1241

FAQ

What is CVE-2026-80443?

CVE-2026-80443 is a vulnerability with a CVSS score of 7.4 (HIGH). 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 ven...

How severe is CVE-2026-80443?

CVE-2026-80443 has been rated HIGH with a CVSS base score of 7.4/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2026-80443?

Check the references section above for vendor advisories and patch information. Review vendor security bulletins for remediation guidance.