CVE-2026-85915
7.8HighPublished 13 Oct 2026 · NVD status: Analyzed · AI triage by gemini-3.8-flash
- Attack vector
- Local
- Complexity
- Low
- Privileges needed
- Low
- User interaction
- None
- Impact
- Full C/I/A compromise
- Weakness
- CWE-122
Impact
A local attacker with standard user access can elevate privileges to SYSTEM. They need existing execution rights on the local Windows system.
Root cause
A heap-based buffer overflow in the Windows PCI Bus Driver allows memory corruption when handling driver requests.
Affected systems
Versions not listed — check the vendor advisory.
CVSS v3.1 · CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Fix & remediation
Install the relevant Microsoft security update from the MSRC advisory for your Windows version once released. No known interim mitigation exists.
AI-suggested. Run it in staging first and check it against the vendor advisory. Why?
NVD description
Heap-based buffer overflow in Windows PCI Bus Driver allows an authorized attacker to elevate privileges locally.