CISA adds SonicWall SSLVPN flaw to known exploited vulnerabilities catalog
The Cybersecurity and Infrastructure Security Agency added a SonicWall SonicOS SSLVPN flaw to its catalog of known exploited vulnerabilities following evidence of active exploitation.
FTMQ Security, written by our newsroom0 views
The Cybersecurity and Infrastructure Security Agency added a SonicWall SonicOS SSLVPN vulnerability to its Known Exploited Vulnerabilities catalog on November 6, 2026. CISA Alerts reported that the security flaw is identified as CVE-2026-19868. The agency confirmed that the action was based on evidence of active exploitation in the wild. [1]
The flaw involves the use of single-factor authentication within SonicWall SonicOS SSLVPN. According to CISA Alerts, this vulnerability type serves as a frequent attack vector for malicious cyber actors and poses significant risks to the federal enterprise. [1]
A vulnerability refers to the state of being exposed to the possibility of being attacked or harmed. In informational contexts, systemic vulnerabilities exist where system flaws enable unauthorized access or failure under stress. [7][8]
CISA Alerts stated that Binding Operational Directive 26-04 establishes vulnerability management requirements for Federal Civilian Executive Branch agencies. The directive reinforces prioritizing security updates based on risk to protect federal networks. [1]
In short
- CISA added CVE-2026-19868 to its Known Exploited Vulnerabilities catalog on November 6, 2026.
- The vulnerability involves single-factor authentication in SonicWall SonicOS SSLVPN.
- CISA catalog addition was based on evidence of active exploitation.
- Binding Operational Directive 26-04 establishes remediation requirements for Federal Civilian Executive Branch agencies.
Sources
Every paragraph above points to the numbered items it rests on. Read the originals here.
- [1]CISA Adds One Known Exploited Vulnerability to CatalogCISA Alerts, 3d ago (the report this story comes from)
- [2]Installing the Fix for an Exploited WordPress Flaw Can Expose Some Sites One Last TimeThe Hacker News, 3d ago
- [3]CISA Adds WordPress Vulnerability to KEV Catalog After Upgrade-Window Attacksremio, 4d ago
- [4]CISA Warns Hackers Are Exploiting 18-Year-Old WordPress Core VulnerabilityHackread, 3d ago
- [5]CISA Warns of WordPress Core Vulnerability Enabling HacksRS Web Solutions, 3d ago
Background
- [6]Next.js on Wikipedia
- [7]Vulnerability on Wikipedia
- [8]Vulnerability on Grokipedia
Our newsroom writes these reports with the help of software, from the 8 sources listed and nothing else, and checks them against those sources. Facts can still be wrong or move on; the originals are the record. Spotted a mistake? Write to daniel@monsterkong.com.
Related from FTMQ Security
Earlier reports of ours on the same people and subjects.
- CISA adds WordPress Core race condition vulnerability to catalogThreat Intelligence, 6d ago
- CISA adds four exploited security flaws to known vulnerabilities catalogThreat Intelligence, now
- SonicWall patches exploited SonicOS vulnerability allowing VPN login bypassTop Stories, 2d ago
- Updating WordPress Sites to Fix Active Vulnerability Can Still Trigger ExploitationTop Stories, 3d ago
- SonicWall SMA 1000 Appliances Target of Critical Vulnerability Exploitation AttemptsTop Stories, 28d ago
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