CVE-2025-41064: Gtt Opensiac

Critical severity, CVSS 9.3. EPSS: 0.4% chance of exploitation in the next 30 days.

Incorrect authentication vulnerability in OpenSIAC, which could allow an attacker to impersonate a person using Cl@ve as an authentication method.

Affected products

• Gtt Opensiac: version 1.0 only

Published 2025-10-02. Last modified 2026-06-17.