CVE-2025-30388
HIGH EPSS 87.2%
Published May 13, 20251y ago · Modified Jun 17, 20261w ago
7.8 CVSS 3.1
Published May 13, 2025 1y ago
Last Modified Jun 17, 2026 1w ago
Description
Heap-based buffer overflow in Windows Win32K - GRFX allows an unauthorized attacker to execute code locally.
CVSS Details
Base Score
Exploitability
Impact
Vector string
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H Attack Vector Local
Attack Complexity Low
Privileges Required None
User Interaction Required
Scope Unchanged
Confidentiality High
Integrity High
Availability High
Threat Intelligence
EPSS Exploit Probability
87.2% percentile
Exploit & Patch Status
No Known Exploit
No Patch Available
Weaknesses 2
CWE-122
CWE-787 Out-of-bounds Write Memory Safety
Affected Products 21
| Vendor | Product | Version | Range |
|---|---|---|---|
| microsoft | 365_copilot | * | <16.0.18827.20000 |
| microsoft | office | * | <16.0.14326.22502 |
| microsoft | office_long_term_servicing_channel | 2021 | any |
| microsoft | office_long_term_servicing_channel | 2024 | any |
| microsoft | windows_10_1507 | * | <10.0.10240.21014 |
| microsoft | windows_10_1607 | * | <10.0.14393.8066 |
| microsoft | windows_10_1809 | * | <10.0.17763.7314 |
| microsoft | windows_10_1809 | * | <10.0.17763.7314 |
| microsoft | windows_10_21h2 | * | <10.0.19044.5854 |
| microsoft | windows_10_22h2 | * | <10.0.19045.5854 |
| microsoft | windows_11_22h2 | * | <10.0.22621.5335 |
| microsoft | windows_11_23h2 | * | <10.0.22631.5335 |
| microsoft | windows_11_24h2 | * | <10.0.26100.4061 |
| microsoft | windows_server_2008 | * | any |
| microsoft | windows_server_2008 | r2 | any |
| microsoft | windows_server_2012 | * | any |
| microsoft | windows_server_2016 | * | <10.0.14393.8066 |
| microsoft | windows_server_2019 | * | <10.0.17763.7314 |
| microsoft | windows_server_2022 | * | <10.0.20348.3692 |
| microsoft | windows_server_2022_23h2 | * | <10.0.25398.1611 |
| microsoft | windows_server_2025 | * | <10.0.26100.4061 |
References 1
- msrc.microsoft.com https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-30388
Remediation
No remediation data recorded yet
Check vendor advisories and the NVD entry for patch availability.