CVE-2026-66151: SonicWall SonicWall Global VPN Client vulnerability
Published Aug 7, 2026
·Updated
SonicWall Global VPN Client version 4.10.8.1108 and earlier is vulnerable to an out-of-bounds kernel memory read in the SWIPsec.sys driver, which could allow a local attacker to cause a system crash.
Affected Software
1 affected component
SonicWall SonicWall Global VPN Client<=4.10.8.1108
Event History
Aug 7, 2026
CVE Published
via MITRE·08:10 PM
Data Sourced
via MITRE·08:10 PM
DescriptionWeakness
Data Sourced
via NVD·08:16 PM
DescriptionWeakness
Frequently Asked Questions
1
What is the severity of CVE-2026-66151?
CVE-2026-66151 has a risk rating of 18, indicating a high severity level.
2
How do I fix CVE-2026-66151?
To fix CVE-2026-66151, update the SonicWall Global VPN Client to version 4.10.8.1109 or later.
3
What systems are affected by CVE-2026-66151?
CVE-2026-66151 affects SonicWall Global VPN Client versions 4.10.8.1108 and earlier.
4
What type of vulnerability is CVE-2026-66151?
CVE-2026-66151 is an out-of-bounds kernel memory read vulnerability in the SWIPsec.sys driver.
5
What could exploit CVE-2026-66151 lead to?
Exploitation of CVE-2026-66151 could allow a local attacker to cause a system crash.