CVE-2026-80443— Insecure TLS Certificate Validation in API Tool Runner in HAVELSAN's Sef - AI Chatbot Platform
Quick assessment
Affected
HAVELSAN Inc. Sef - AI Chatbot Platform
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.
HAVELSAN Inc. Sef - AI Chatbot Platform 中存在不正确的证书验证漏洞，允许中间人攻击者（AiTM）进行攻击。 该问题影响 Sef - AI Chatbot Platform 版本：2.1 之前的所有版本。
Possible ATT&CK Techniques 2 AI
T1190 · Exploit Public-Facing Application T1557 · Adversary-in-the-Middle
Get alerts for future matching vulnerabilities
Log in to subscribe
I. Basic Information for CVE-2026-80443
Vulnerability Information
Have questions about the vulnerability? See if Shenlong's analysis helps!
View Shenlong Deep Dive ↗
Although we use advanced large model technology, its output may still contain inaccurate or outdated information.Shenlong tries to ensure data accuracy, but please verify and judge based on the actual situation.
Vulnerability Title
Insecure TLS Certificate Validation in API Tool Runner in HAVELSAN's Sef - AI Chatbot Platform
Source: CVE Program / CVE List V5
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.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
证书验证不恰当
Source: CVE Program / CVE List V5
Affected Products
| Vendor | Product | Affected Versions | CPE | Subscribe |
|---|---|---|---|---|
| HAVELSAN Inc. | Sef - AI Chatbot Platform | 0 ~ 2.1 | - |
|
II. Public POCs for CVE-2026-80443
| # | POC Description | Source Link | Shenlong Link |
|---|
AI-Generated POC
Premium
No public POC found.
Login to generate AI POCIII. Intelligence Information for CVE-2026-80443
请登录查看更多情报信息。
Other References for CVE-2026-80443 (1)
-
https://siberguvenlik.gov.tr/guvenlik-bildirimleri/detay/tr-26-1241 government-resource
Same Patch Batch · HAVELSAN Inc. · 2026-10-02 · 4 CVEs total
| CVE-2026-80298 | 8.8 HIGH | SQL Injection in HAVELSAN's Sef - AI Chatbot Platform |
| CVE-2026-80337 | 5.3 MEDIUM | Unauthorized Cross-Chatbot Tool Invocation in HAVELSAN's Sef - AI Chatbot Platform |
| CVE-2026-80464 | 4.9 MEDIUM | API Tool Runner SSRF in HAVELSAN's Sef - AI Chatbot Platform |
IV. Related Vulnerabilities
Same vendor: HAVELSAN Inc.
-
CVE-2026-80298
SQL Injection in HAVELSAN's Sef - AI Chatbot Platform -
CVE-2026-80337
Unauthorized Cross-Chatbot Tool Invocation in HAVELSAN's Sef -
CVE-2026-80464
API Tool Runner SSRF in HAVELSAN's Sef - AI Chatbot Platform -
CVE-2026-77707
TLS Certificate Validation Disabled for Keycloak Connections -
CVE-2026-77703
SSH Host Key Verification Bypass in HAVELSAN's Liman Render
Same weakness: CWE-295
-
CVE-2026-85088
Apache Thrift, Apache Thrift: The C++ and D clients fall bac -
CVE-2026-85087
Apache Thrift: Python ≥3.12 host-name check silently becomes -
CVE-2026-85086
Apache Thrift: Perl TLS client disables certificate verifica -
CVE-2026-103602
Name constraints bypass via trailing dot in rfc822Name, dNSN -
CVE-2026-63577
Name Constraints bypass: directoryName constraint matched at
V. Comments for CVE-2026-80443
No comments yet