CVE-2026-96056
A NVD · · CVE-2026-96056
Admiralty grading (A–F · 1–6)
Source reliability
- A Completely reliable
- B Usually reliable
- C Fairly reliable
- D Not usually reliable
- E Unreliable
- F Cannot be judged
Information credibility
- 1 Confirmed
- 2 Probably true
- 3 Possibly true
- 4 Doubtful
- 5 Improbable
- 6 Cannot be judged
NATO Admiralty (AJP-2.1) grades confidence, independent of the risk score. Cross-source corroboration isn't tracked for non-CVE news, so single-source items are capped at a lower credibility number; a low number does not imply low quality.
Key metrics
- CVSS
- 7.8
- EPSS
- 0%
Key insight
The vulnerability affects the Windows USB driver present in the company's Windows server and client landscape, but there is no indication of active exploitation.
Description
CVE-2026-96056 is a heap-based buffer overflow vulnerability in the Windows USB driver. An authorized attacker can exploit it locally to elevate privileges. There is no information about active exploitation or the release of exploit code. The vulnerability affects Windows systems with the corresponding driver. The status is a pure NVD entry without further threat information.
Risk score
- cvss base
- 78.00
- kev bonus
- 0.00
- epss bonus
- 0.00
- poc bonus
- 0.00
- raw before weight
- 78.00
- industry weight
- 1.21
- freshness factor
- 1.00
- exploitability factor
- 0.75
- days old
- 0.00
- vendor mismatch penalty
- 0.00
Path: operational
MITRE ATT&CK mapping
1 TTPProcedure details
| Technique | Tactic | Procedure | Conf. | Source |
|---|---|---|---|---|
| T1068 Exploitation for Privilege Escalation | Privilege Escalation | Exploiting a heap-based buffer overflow in the Windows USB Driver to execute arbitrary code with elevated privileges, allowing a local authorized attacker to escalate privileges. | high | llm |