CVE-2026-42910
HIGH EPSS 20.3%
Published Jun 9, 20263w ago · Modified Jun 17, 20262w ago
7.8 CVSS 3.1
Published Jun 9, 2026 3w ago
Last Modified Jun 17, 2026 2w ago
Description
Out-of-bounds write in Windows Hotpatch Monitoring Service allows an authorized attacker to elevate privileges locally.
CVSS Details
Base Score
Exploitability
Impact
Vector string
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H Attack Vector Local
Attack Complexity Low
Privileges Required Low
User Interaction None
Scope Unchanged
Confidentiality High
Integrity High
Availability High
Threat Intelligence
EPSS Exploit Probability
20.3% percentile
Exploit & Patch Status
No Known Exploit
No Patch Available
Weaknesses 1
CWE-787 Out-of-bounds Write Memory Safety
Affected Products 7
| Vendor | Product | Version | Range |
|---|---|---|---|
| microsoft | windows_11_24h2 | * | <10.0.26100.8655 |
| microsoft | windows_11_24h2 | * | <10.0.26100.8655 |
| microsoft | windows_11_25h2 | * | <10.0.26200.8655 |
| microsoft | windows_11_25h2 | * | <10.0.26200.8655 |
| microsoft | windows_11_26h1 | * | <10.0.28000.2269 |
| microsoft | windows_11_26h1 | * | <10.0.28000.2269 |
| microsoft | windows_server_2025 | * | <10.0.26100.32995 |
References 1
- msrc.microsoft.com https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-42910
Remediation
No remediation data recorded yet
Check vendor advisories and the NVD entry for patch availability.