A vulnerability has been found in Ezbsystems UltraISO Premium Edition up to 9.76. Affected by this issue is some unknown functionality in the library bootpt64.sys of the component Kernel Driver. The manipulation leads to improper access controls. Local access is required to approach this attack. The exploit has been disclosed to the public and may be used. The vendor was contacted early about this disclosure but did not respond in any way.

AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

(AV:L/AC:L/Au:S/C:C/I:C/A:C)

CWE-266

CWE-284

https://vuldb.com/cve/CVE-2026-12786

https://vuldb.com/submit/835614

https://vuldb.com/vuln/372528

https://vuldb.com/vuln/372528/cti

https://winslow1984.com/books/cve-collection/page/ultraiso-premium-976-kernel-driver-bootpt64sys-local-privilege-escalation

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