Vulnerability · Published Aug 7, 2026 · Assigned by VulDB
CVE-2026-19189Power Sofware PowerISO Kernel Driver scdemu.sys privileges management
High 7.8
In plain English
A high-severity privilege mismanagement in PowerISO from Power Sofware. Proof-of-concept exploit code is public. The chance it is exploited in the next 30 days is estimated at 0.2% (higher than 5% of all known vulnerabilities).
Official description
A security flaw has been discovered in Power Sofware PowerISO 9.3.0.0. Affected by this issue is some unknown functionality in the library C:\Windows\System32\drivers\scdemu.sys of the component Kernel Driver. The manipulation results in improper privilege management. The attack is only possible with local access. The exploit has been released to the public and may be used for attacks. The vendor was contacted early about this disclosure but did not respond in any way.
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| Power Sofware | PowerISO | 9.3.0.0 |
Weakness: CWE-269, CWE-266 · Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:P/RL:X/RC:R
References
- VDB-386707 | Power Sofware PowerISO Kernel Driver scdemu.sys privileges management vdb-entry
- VDB-386707 | CTI Indicators (IOB, IOC, TTP, IOA) signature, permissions-required
- CVE-2026-19189 | CVE Analysis and Report third-party-advisory
- Submit #864536 | PowerISO PowerISO 9.3.0.0 Kernel Driver 6.9.0.0 Local Privilege Escalation third-party-advisory
- https://winslow1984.com/books/cve-collection/page/poweriso-9300-kernel-driver-6900-local-privilege-escalation-via-arbitrary-registry-write-or-deletion exploit