CVE-2026-8671
CWE-532Published: May 22, 2026· Updated: May 22, 2026
Official Description
Insertion of sensitive information into log file vulnerability in syslink software AG Avantra on Linux, Windows allows Resource Leak Exposure.
This issue affects Avantra: before 25.3.0.
Technical Analysis
CVE-2026-8671 requires adjacent network access, limiting remote exploitation but still posing risk in shared or local network environments.
Exploitation requires high privileges, which limits the exposure to scenarios where an attacker has already gained initial access.
A successful exploit results in full integrity compromise (data manipulation), with a CVSS base score of 7.5.
The vulnerability has a "Changed" scope, meaning successful exploitation can impact components beyond the vulnerable component itself — such as the host operating system or adjacent services.
CVSS v3.1 Vector Breakdown
Affected Vendors & Products
Exploit & PoC Resources
All References (1)
Quick Facts
Related CVEs (CWE-532)
Recommended Actions
- →Apply vendor patches immediately
- →Monitor CVE-2026-8671 in threat intel feeds
- →Review IDS/IPS signatures for exploitation attempts