CVE-2023-41173: Adguard DNS

High severity, CVSS 7.5. EPSS: 0.8% chance of exploitation in the next 30 days.

AdGuard DNS before 2.2 allows remote attackers to cause a denial of service via malformed UDP packets.

Affected products

• Adguard Adguard DNS: before 2.2 (fixed in 2.2)

Published 2023-08-25. Last modified 2026-06-17.