Unknown hackers exploited two SonicWall SMA 1000 zero-days to gain root access on VPN appliances before patches became available. Volexity published its findings after conducting an incident response investigation involving a compromised organization whose SonicWall SMA 1000 series VPN appliances were hit with zero-day exploits starting June 22, 2026. The threat actor, which Volexity tracks […]
U.S. Cybersecurity and Infrastructure Security Agency (CISA) adds SonicWall and Microsoft flaws to its Known Exploited Vulnerabilities catalog. The U.S. Cybersecurity and Infrastructure Security Agency (CISA) added SonicWall and Microsoft flaws to its Known Exploited Vulnerabilities (KEV) catalog. The flaws added to the catalog are: This week, SonicWall confirmed the active exploitation of two zero-day vulnerabilities […]
SonicWall warns of active attacks exploiting two SMA 1000 zero-days, including a flaw enabling arbitrary command execution. SonicWall confirmed the active exploitation of two zero-day vulnerabilities affecting Secure Mobile Access (SMA) 1000 appliances. The vulnerabilities were internally discovered and reported by Adam Babis of the company’s PSIRT. The company investigated multiple incidents indicating these vulnerabilities […]
SonicWall patches three SonicOS flaws in Gen 6, 7 and 8 firewalls. The company released firmware updates to block bypass attacks and unauthorized access. SonicWall released urgent firmware updates to fix three SonicOS vulnerabilities affecting Gen 6, Gen 7, and Gen 8 firewalls. The flaws could allow attackers to bypass security controls, access restricted services, […]
U.S. Cybersecurity and Infrastructure Security Agency (CISA) adds Cisco, SonicWall, and ASUS flaws to its Known Exploited Vulnerabilities catalog. The U.S. Cybersecurity and Infrastructure Security Agency (CISA) added Apple and Gladinet CentreStack and Triofox flaws to its Known Exploited Vulnerabilities (KEV) catalog. Below are the flaws added to the catalog: Cisco reported a December 10 campaign […]
SonicWall warned users to patch a SMA1000 AMC flaw that was exploited as a zero-day privilege escalation vulnerability in attacks. SonicWall urged customers to address a vulnerability, tracked as CVE-2025-40602, in the SMA1000 Appliance Management Console that was exploited as a zero-day in attacks in the wild. The flaw is a local privilege escalation issue […]
SonicWall warns of a high-severity buffer overflow flaw in SonicOS SSLVPN (CVE-2025-40601) that lets attackers crash Gen7 and Gen8 firewalls. A new high-severity SonicOS SSLVPN flaw, tracked as CVE-2025-40601 (CVSS score of 7.5), allows attackers to crash SonicWall Gen7 and Gen8 firewalls. SonicWall is urging all customers to apply patches immediately, as the issue stems […]
Cybersecurity firm SonicWall attributed the September security breach exposing firewall configuration files to state-sponsored hackers. In September, SonicWall urged customers to reset credentials after firewall backup files tied to MySonicWall accounts were exposed. The company announced it had blocked attackers’ access and was working with cybersecurity experts and law enforcement agencies to determine the scope […]
Huntress warns of widespread SonicWall SSL VPN breaches, with attackers using valid credentials to access multiple accounts rapidly. Cybersecurity firm Huntress warned of a widespread compromise of SonicWall SSL VPNs, with threat actors using valid credentials to access multiple customer accounts rapidly. “As of October 10, Huntress has observed widespread compromise of SonicWall SSLVPN devices […]
All SonicWall Cloud Backup users were impacted after hackers stole firewall configuration files from the MySonicWall service in early September. Threat actors stole firewall configuration backups from SonicWall’s cloud service, impacting all users of its MySonicWall cloud backup platform. In September, SonicWall urged customers to reset credentials after firewall backup files tied to MySonicWall accounts […]