CVE-2026-8673

Medium

Description

Unprotected transport of credentials vulnerability in syslink software AG Avantra on Linux, Windows allows Sniffing Attacks. This issue affects Avantra: before 25.3.0.

SeverityMedium

CVSS5.9

Exploit probability—

ProductAvantra

PublishedMay 22, 2026

First seenMay 22, 2026

Weakness typeCWE-523CWE-523

How to fix

Update

avantra avantra25.3.0 or later

Vendor advisories

support.avantra.com/hc/en-us/articles/5535621927071

Affected products

Product	Affected versions	Fixed in
avantra avantra	v < 25.3.0	25.3.0

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