CVE-2026-82671
IObit Unlocker IRP_MJ_DEVICE_CONTROL IObitUnlocker.sys ZwTerminateProcess privileges management
A vulnerability has been found in IObit Unlocker 1.3.0.12. This vulnerability affects the function ZwTerminateProcess in the library IObitUnlocker.sys of the component IRP_MJ_DEVICE_CONTROL Handler. The manipulation leads to improper privilege management. An attack has to be approached locally. The vendor was contacted early about this disclosure but did not respond in any way.
Attack profile
How easy it is to exploit
- Attack vector
- Local
- Complexity
- Low
- Privileges needed
- High
- User interaction
- None
What an attacker can affect
- Confidentiality
- None
- Integrity
- Low
- Availability
- Low
Exploit likelihood
What each source reports
CVE List Score used
IObit Unlocker IRP_MJ_DEVICE_CONTROL IObitUnlocker.sys ZwTerminateProcess privileges management
A vulnerability has been found in IObit Unlocker 1.3.0.12. This vulnerability affects the function ZwTerminateProcess in the library IObitUnlocker.sys of the component IRP_MJ_DEVICE_CONTROL Handler. The manipulation leads to improper privilege management. An attack has to be approached locally. The vendor was contacted early about this disclosure but did not respond in any way.
- Record
CVE-2026-82671- CVSS 4.0
- 4.6 Medium
CVSS:4.0/AV:L/AC:L/AT:N/PR:H/UI:N/VC:N/VI:L/VA:L/SC:N/SI:N/SA:N/E:X - CVSS 3.1
- 3.4 Low
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:L/A:L/E:X/RL:X/RC:R - CVSS 3.0
- 3.4 Low
CVSS:3.0/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:L/A:L/E:X/RL:X/RC:R - CVSS 2.0
- 2.9
AV:L/AC:L/Au:M/C:N/I:P/A:P/E:ND/RL:ND/RC:UR - Weakness
- CWE-269, CWE-266
- Updated
- 2026-11-02
EUVDEUVD-2026-68456
A vulnerability has been found in IObit Unlocker 1.3.0.12. This vulnerability affects the function ZwTerminateProcess in the library IObitUnlocker.sys of the component IRP_MJ_DEVICE_CONTROL Handler. The manipulation leads to improper privilege management. An attack has to be approached locally. The vendor was contacted early about this disclosure but did not respond in any way.
- Record
EUVD-2026-68456- CVSS 4.0
- 4.6 Medium
CVSS:4.0/AV:L/AC:L/AT:N/PR:H/UI:N/VC:N/VI:L/VA:L/SC:N/SI:N/SA:N/E:X - Updated
- 2026-11-02
GitHub AdvisoriesGHSA-jjcc-6jqg-8qx4
A vulnerability has been found in IObit Unlocker 1.3.0.12. This vulnerability affects the...
A vulnerability has been found in IObit Unlocker 1.3.0.12. This vulnerability affects the function ZwTerminateProcess in the library IObitUnlocker.sys of the component IRP_MJ_DEVICE_CONTROL Handler. The manipulation leads to improper privilege management. An attack has to be approached locally. The vendor was contacted early about this disclosure but did not respond in any way.
- Record
GHSA-jjcc-6jqg-8qx4- CVSS 4.0
- 4.6 Medium
CVSS:4.0/AV:L/AC:L/AT:N/PR:H/UI:N/VC:N/VI:L/VA:L/SC:N/SI:N/SA:N/E:X/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 - CVSS 3.1
- 3.4 Low
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:L/A:L - Weakness
- CWE-266
- Updated
- 2026-11-02
NVD
A vulnerability has been found in IObit Unlocker 1.3.0.12. This vulnerability affects the function ZwTerminateProcess in the library IObitUnlocker.sys of the component IRP_MJ_DEVICE_CONTROL Handler. The manipulation leads to improper privilege management. An attack has to be approached locally. The vendor was contacted early about this disclosure but did not respond in any way.
- Record
CVE-2026-82671- CVSS 4.0
- 4.6 Medium
CVSS:4.0/AV:L/AC:L/AT:N/PR:H/UI:N/VC:N/VI:L/VA:L/SC:N/SI:N/SA:N/E:X/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 - CVSS 3.1
- 3.4 Low
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:L/A:L - CVSS 2.0
- 2.9 Low
AV:L/AC:L/Au:M/C:N/I:P/A:P - Weakness
- CWE-266, CWE-269
- Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| first indexed | CVE List, EUVD, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2026-82671 is a medium vulnerability (CVSS 4.6) in Iobit Unlocker, published August 31, 2026. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.16%, the 5th percentile. No source names a fixed version.