Avira Internet Security
3 CVEs affecting Avira Internet Security. Latest disclosed: 2026-03-05. Critical: 0, High: 3.
| CVE | Severity | Score | Published | Summary |
|---|---|---|---|---|
CVE-2026-27750 | High | 7.8 | 2026-03-05 | Avira Internet Security contains a time-of-check time-of-use (TOCTOU) vulnerability in the Optimizer component. A privileged service running as SYSTEM identifi… |
CVE-2026-27749 | High | 7.8 | 2026-03-05 | Avira Internet Security contains a deserialization of untrusted data vulnerability in the System Speedup component. The Avira.SystemSpeedup.RealTimeOptimizer.e… |
CVE-2026-27748 | High | 7.8 | 2026-03-05 | Avira Internet Security contains an improper link resolution vulnerability in the Software Updater component. During the update process, a privileged service r… |