CRITICALCVE-2026-8670Published Modified CNA NCSC.ch
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.
Metrics
- CVSS v3.1
- 9.6
- Severity
- CRITICAL
- Fixed in
- 25.3.1
- Affected Products
- 1
Fix available
25.3.1
Affected packages
- syslink software AG / Avantra< 25.3.1 (from 0)
CVSS Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:HReferences