CVE-2026-112109: Local privilege escalation in SafeNet Authentication Client SACSrv
Published Nov 5, 2026
·Updated
A local privilege escalation vulnerability in Thales SafeNet Authentication Client (SAC) SACSrv can allow an authenticated, non-administrator local user to trigger a heap-based buffer overflow through the service interface. Successful exploitation may allow arbitrary code execution with Local System privileges.This issue affects SAC releases up to and including 10.9 R3 GA (build 10.9.7449).
Remediation
Recommended actions to resolve this vulnerability, in priority order.
- Upgrade
Upgrade
Thales SafeNet Authentication Client (SAC) SACSrvto a version that resolves this vulnerability.Fixed in 10.9.7954
Event History
Nov 5, 2026
CVE Published
via MITRE·05:20 PM
Data Sourced
via MITRE·05:20 PM
RemedyDescriptionWeakness
Data Sourced
via NVD·06:17 PM
DescriptionSeverityWeakness