High severityNVD Advisory· Published Sep 7, 2026· Updated Sep 8, 2026
CVE-2026-84732
CVE-2026-84732
Description
Retransmissions of ACK packet ID in OpenVPN through 2.6.22 and 2.7.6 allow remote unauthenticated attackers to cause a denial of service via crafted inputs that trigger a timeout integer overflow
Affected products
1Patches
Vulnerability mechanics
References
1News mentions
2- ⚡ Weekly Recap: NetScaler and FortiMail 0-Days, AI Coding Leaks, Spectre v2 and Ransomware ArrestsThe Hacker News · Oct 5, 2026
- OpenVPN Fixes 7 Security Flaws Affecting VPN Connections and Windows SystemsCyber Security News · Sep 7, 2026