Vulnerability · Published Aug 31, 2026 · Assigned by VulDB

CVE-2026-82671IObit Unlocker IRP_MJ_DEVICE_CONTROL IObitUnlocker.sys ZwTerminateProcess privileges management

Low 3.4

In plain English

A low-severity privilege mismanagement in Unlocker from IObit. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.2% (higher than 5% of all known vulnerabilities).

Severity (CVSS 3.1)3.4Low

Exploit odds (30 days)0.2%top 95.0% of all CVEs

Exploited in the wildNo reportsCISA SSVC: none

Attack toolingNoneno public tooling known

Official description

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.

Affected products (as reported)

Vendor	Product	Versions
IObit	Unlocker	1.3.0.12

Weakness: CWE-269, CWE-266 · Vector: 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

References

VDB-397170 | IObit Unlocker IRP_MJ_DEVICE_CONTROL IObitUnlocker.sys ZwTerminateProcess privileges management vdb-entry, technical-description
VDB-397170 | CTI Indicators (IOB, IOC, TTP, IOA) signature, permissions-required
CVE-2026-82671 | CVE Analysis and Report third-party-advisory
Submit #893879 | IObit IObit Unlocker 1.3.0.12 Improper Privilege Management third-party-advisory