CVE-2023-53954: Actfax

Medium severity, CVSS 6.2. EPSS: 0.1% chance of exploitation in the next 30 days.

ActFax 10.10 contains an unquoted service path vulnerability that allows local attackers to potentially escalate privileges by exploiting the ActiveFaxServiceNT service configuration. Attackers with write permissions to Program Files directories can inject a malicious ActSrvNT.exe executable to gain elevated system access when the service restarts.

Affected products

• Actfax Actfax: version 10.10 only

Published 2025-12-19. Last modified 2026-06-17.