CVE-2026-80443Insecure TLS Certificate Validation in API Tool Runner in HAVELSAN's Sef - AI Chatbot Platform
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It affects HAVELSAN Inc. Sef - AI Chatbot Platform. Add what you run to find out whether that includes you.
EPSS puts the chance of exploitation in the next 30 days at 0.16%, higher than 5% of scored CVEs.
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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
- 7.4 HIGH (v3.1, CNA)CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N
- Weakness (CWE)
- CWE-295
- Known exploited
- Not in CISA's KEV catalog
- EPSS (exploitation in the next 30 days)
- 0.16% (percentile 5)
- Assigned by
- TR-CERT
- NVD analysis
- Deferred
- Record last updated
- Oct 2, 2026
- First seen by InfoSec Signals
- Oct 9, 2026
Affected products
HAVELSAN Inc. Sef - AI Chatbot Platform havelsan:sef_ai_chatbot_platform (from the name) | before 2.1 | CNA record |
References
- https://siberguvenlik.gov.tr/guvenlik-bildirimleri/detay/tr-26-1241government-resource
The CVE record on cve.org NVD's entry
The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.