CVE-2026-8670 Insecure session handling on metrics web server

Insufficient session expiration vulnerability in syslink software AG Avantra on Linux, Windows allows Reusing Session IDs aka Session Replay. This issue affects Avantra: before 25.3.1...

CVE-2026-8670

The CVE-2026-8670 entry concerns Avantra (Syslink software AG) on Linux and Windows, with an issue described as “Insufficient session expiration,” allowing reuse of session IDs (session replay). Affected release: Avantra before 25.3.1. The CVSSv3.1 vector indicates a Critical impact (HIGH confide...