VDB
msrc_CVE-2026-40369
msrc_CVE-2026-40369
PUBLISHED
CVSS 7.800000190734863 HIGH
Risk Scores
CVSS 3.1
7.800000190734863
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Windows Server 2025 10.0.26100.32860 | ||
| Windows 11 Version 24H2 for ARM64-based Systems 10.0.26100.8457 | ||
| Windows 11 Version 24H2 for ARM64-based Systems <10.0.26100.8457 | ||
| Windows 11 Version 25H2 for ARM64-based Systems <10.0.26200.8457 | ||
| Windows 11 version 26H1 for x64-based Systems <10.0.28000.2113 | ||
| Windows 11 Version 25H2 for x64-based Systems 10.0.26200.8457 | ||
| Windows 11 Version 26H1 for ARM64-based Systems 10.0.28000.2113 | ||
| Windows 11 Version 24H2 for x64-based Systems 10.0.26100.8457 | ||
| Windows Server 2025 <10.0.26100.32860 | ||
| Windows 11 Version 25H2 for ARM64-based Systems 10.0.26200.8457 | ||
| Windows 11 version 26H1 for x64-based Systems 10.0.28000.2113 | ||
| Windows 11 Version 26H1 for ARM64-based Systems <10.0.28000.2113 | ||
| Windows Server 2025 (Server Core installation) 10.0.26100.32860 | ||
| Windows 11 Version 25H2 for x64-based Systems <10.0.26200.8457 | ||
| Windows Server 2025 (Server Core installation) <10.0.26100.32860 | ||
| Windows 11 Version 24H2 for x64-based Systems <10.0.26100.8457 |
Exploit Intelligence
- CVE-2026-40369本地权限提升漏洞exp (github-poc)
- CVE-2026-40369本地权限提升漏洞exp (github-poc-repo)
- CVE-2026-40369 (github-poc-repo)
- CVE-2026-40369 (github-poc)
- eprocess offset puller for relevant member offsets and function addresses for cve-2026-40369 (github-poc-repo)
- eprocess offset puller for relevant member offsets and function addresses for cve-2026-40369 (github-poc)
- ercihan/CVE-2026-40369 (github-poc-repo)
- ercihan/CVE-2026-40369 (github-poc)
- Full exploit code for CVE-2026-40369 - A Windows kernel arbitrary write vulnerability that allows browser sandbox escape from all browsers render process sandbox (github-poc-repo)
- Full exploit code for CVE-2026-40369 - A Windows kernel arbitrary write vulnerability that allows browser sandbox escape from all browsers render process sandbox (github-poc)
…and 11 more exploits
Timeline
- May 12, 2026 CVE Published
- May 13, 2026 Security Advisory
- May 13, 2026 Security Advisory
References
- https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-40369 advisory
- https://msrc.microsoft.com/csaf/advisories/2026/msrc_cve-2026-40369.json advisory
- https://www.microsoft.com/en-us/msrc/exploitability-index?rtc=1 url
- https://support.microsoft.com/lifecycle url
- https://www.first.org/cvss url
- https://support.microsoft.com/help/5087539 fix
- https://support.microsoft.com/help/5087423 fix
- https://support.microsoft.com/help/5089549 fix
- https://support.microsoft.com/help/5089466 fix
- https://support.microsoft.com/help/5089548 fix