The vulnerability identified as CVE-2026-80298 affects HAVELSAN Inc.'s Sef - AI Chatbot Platform prior to version 2.1. It is caused by improper neutralization of special elements used in SQL commands, commonly known as SQL injection (CWE-89). The vulnerability has a CVSS 3.1 base score of 8.8, indicating high severity, with attack vector network, low attack complexity, requiring low privileges, no user interaction, and impacts confidentiality, integrity, and availability. No patch or remediation information is provided in the available data.

Successful exploitation of this vulnerability could allow an attacker with low privileges to execute arbitrary SQL commands on the backend database. This can result in full compromise of data confidentiality, integrity, and availability within the affected platform. Given the high CVSS score and impact metrics, the vulnerability poses a significant risk to affected deployments.

Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until an official fix is available, restrict access to the affected platform to trusted users only and monitor for suspicious activity related to SQL injection attempts. Avoid exposing the vulnerable platform to untrusted networks.