Critical Vulnerabilities Discovered in SonicWall NetExtender VPN Client

Multiple vulnerabilities were discovered in SonicWall NetExtender on 26 August 2026, as reported by CERT-FR. These flaws allow attackers to bypass security policies, though specific technical details such as CVE identifiers or affected versions were not disclosed. The vulnerabilities were identified in the NetExtender product, a VPN client solution developed by SonicWall. No additional impacts, attack vectors, or mitigation steps were provided in the notice. The advisory was published under reference CERTFR-2026-AVI-1084.