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CVE Vulnerability Details :

CVE-2026-8670

PUBLISHED

More Info Official Page

Assigner-NCSC.ch

Assigner Org ID-455daabc-a392-441d-aa46-37d35189897c

Published At-22 May, 2026 | 13:12

Updated At-22 May, 2026 | 15:05

▼CVE Numbering Authority (CNA)

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.

Affected Products

Vendor

syslink software AG

Product

Avantra

Platforms

Linux
Windows

Default Status

unaffected

Versions

Affected

From 0 before 25.3.1 (semver)

Problem Types

Type	CWE ID	Description
CWE	CWE-613	CWE-613 Insufficient session expiration

Type: CWE

CWE ID: CWE-613

Description: CWE-613 Insufficient session expiration

Metrics

Version	Base score	Base severity	Vector
3.1	9.6	CRITICAL	CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H

Version: 3.1

Base score: 9.6

Base severity: CRITICAL

Vector:

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H

Impacts

CAPEC ID	Description
CAPEC-60	CAPEC-60 Reusing Session IDs (aka Session Replay)

CAPEC ID: CAPEC-60

Description: CAPEC-60 Reusing Session IDs (aka Session Replay)

Credits

finder

Vicxer Inc.

References

Hyperlink	Resource
https://support.avantra.com/hc/en-us/articles/5533929912351	vendor-advisory

Hyperlink: https://support.avantra.com/hc/en-us/articles/5533929912351

Resource:

vendor-advisory

▼Authorized Data Publishers (ADP)

CISA ADP Vulnrichment

Affected Products

Affected

Problem Types

Metrics

Metrics Other Info

Impacts

Solutions

Configurations

Workarounds

Exploits

Credits

Timeline

Replaced By

Rejected Reason

References

Affected Products

Metrics

Metrics Other Info

Impacts

Solutions

Configurations

Workarounds

Exploits

Credits

Timeline

Replaced By

Rejected Reason

References