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CVE-2026-8670

nvd nist
Published: May 22, 2026Modified: Jul 23, 2026

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9.6
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H
Exploitability: 2.8 / Impact: 6.0
Source: vulnerability@ncsc.ch (Secondary)

Description

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.

Affected (1)

Products: Avantra: Avantra
Avantra
1 product
Avantra
Configuration A
1 vulnerable · 2 platform
Vulnerable SoftwareAffected Versions
Avantra
Before 25.3.1
Running on/withPlatform Versions
Linux
Linux Kernel
All versions
Microsoft
Windows
All versions

Related CWEs

CWE-613
Insufficient Session Expiration
According to WASC, "Insufficient Session Expiration is when a web site permits an attacker to reuse old session credentials or session IDs for authorization."

References (1)

Source: vulnerability@ncsc.ch
MitigationVendor Advisory

Timeline

No history available yet.