Vulnerability · Published Apr 14, 2026 · Assigned by microsoft
CVE-2026-32216Windows Redirected Drive Buffering System Denial of Service Vulnerability
Medium 5.5
In plain English
A medium-severity null pointer dereference in Windows 11 version 26H1 from Microsoft. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.4% (higher than 31% of all known vulnerabilities).
Severity (CVSS 3.1)5.5Medium
Exploit odds (30 days)0.4%top 69.4% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official description
Null pointer dereference in Windows Redirected Drive Buffering allows an authorized attacker to deny service locally.
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| Microsoft | Windows 11 version 26H1 | 10.0.28000.0 – before 10.0.28000.1836 |
Weakness: CWE-476 · Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C
References
- Windows Redirected Drive Buffering System Denial of Service Vulnerability vendor-advisory, patch