On 2026-09-10 to 2026-09-12, security researchers identified active exploitation of multiple critical vulnerabilities: CVE-2026-85103 in Check Point Quantum Security Gateway/Management, CVE-2026-0309 and CVE-2026-0307 in Palo Alto Networks PAN-OS and GlobalProtect, and three high-severity Linux Kernel flaws (CVE-2026-80981, CVE-2026-89494, CVE-2026-89563). All showed evidence of attacker activity.
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A lot of offensive activities were identified targeting Check Point Quantum Security Gateway and Quantum Security Management (CVE-2026-85103) https:// vuldb.com/vuln/401701/cti
Our CTI team identified a lot of activities targeting Palo Alto Networks PAN-OS (CVE-2026-0309) https:// vuldb.com/vuln/401950/cti
Some increased actor activities are shown targeting Palo Alto Networks GlobalProtect App (CVE-2026-0307) https:// vuldb.com/vuln/401954/cti
It is possible to see elevated activities targeting Palo Alto Networks Cloud NGFW and other products (CVE-2026-0310) https:// vuldb.com/vuln/401947/cti
A severe vulnerability was disclosed for Linux Kernel (CVE-2026-80926) https:// vuldb.com/vuln/402528
There is a new vulnerability with elevated criticality in Linux Kernel (CVE-2026-89712) https:// vuldb.com/vuln/402541
There is a new vulnerability with elevated criticality in Linux Kernel (CVE-2026-89702) https:// vuldb.com/vuln/402551
We have just added an important vulnerability affecting Linux Kernel (CVE-2026-89725) https:// vuldb.com/vuln/402555
The severity is increased for this new vulnerability affecting Linux Kernel (CVE-2026-89729) https:// vuldb.com/vuln/402569
A severe vulnerability was disclosed for Linux Kernel (CVE-2026-80937) https:// vuldb.com/vuln/402638
A new vulnerability with increased severity was disclosed for Linux Kernel (CVE-2026-80981) https:// vuldb.com/vuln/402642
There is a new vulnerability with elevated criticality in Linux Kernel (CVE-2026-89494) https:// vuldb.com/vuln/402876
The severity is increased for this new vulnerability affecting Linux Kernel (CVE-2026-89563) https:// vuldb.com/vuln/402929