VDB
CVE-2026-26109
CVE-2026-26109
PUBLISHED
CVSS 8.399999618530273 HIGH
Use after free in Windows Win32K allows an authorized attacker to elevate privileges locally.
EPSS 0.03% · 8.1th percentile
Risk Scores
CVSS v3.1
8.399999618530273
CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C
EPSS Score
0.03%
8.1th percentile
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Microsoft | Windows 10 Version 1809 | 10.0.17763.0 |
| Microsoft | Office Online Server | 16.0.0.0, 16.0.0.0, 16.0.0.0 |
| microsoft | windows_server_2016 | 10.0.14393.0, 10.0.14393.0 |
| microsoft | windows_server_2022 | 10.0.20348.0 |
| Microsoft | Microsoft Office LTSC for Mac 2021 | 16.0.1, 16.0.1, 16.0.1 |
| Microsoft | Windows 11 Version 25H2 | 10.0.26200.0 |
| microsoft | office_2019 | 19.0.0, 19.0.0, 19.0.0 |
| microsoft | windows_server_2012_R2 | 6.3.9600.0, 6.3.9600.0 |
| Microsoft | Windows 11 Version 24H2 | 10.0.26100.0 |
| Microsoft | Windows 11 Version 23H2 | 10.0.22631.0 |
| microsoft | windows_11_24H2 | 10.0.26100.0 |
| Microsoft | Windows Server 2019 | 10.0.17763.0 |
| microsoft | office_2021 | 16.0.0.0, 16.0.0.0, 16.0.1 |
| microsoft | 365_apps | 16.0.1, 16.0.1, 16.0.1 |
| microsoft | windows_10_1809 | 10.0.17763.0 |
| Microsoft | Windows Server 2022 | 10.0.20348.0 |
| Microsoft | Windows Server 2012 R2 | 6.3.9600.0 |
| microsoft | office | 2019, 2019, 2019 |
| microsoft | windows_server_2012 | 6.2.9200.0, 6.2.9200.0 |
| Microsoft | Windows 11 version 22H3 | 10.0.22631.0 |
…and 34 more
Timeline
- Mar 10, 2026 CVE Published
- Mar 10, 2026 PoC Published
- Mar 10, 2026 PoC Published
- Mar 10, 2026 PoC Published
- Mar 11, 2026 EPSS Score
- Mar 11, 2026 PoC Published
- Mar 11, 2026 PoC Published
- Mar 11, 2026 Security Advisory
- Mar 12, 2026 EPSS Score
- Mar 13, 2026 EPSS Score
- Mar 13, 2026 CVE Updated
- Mar 14, 2026 EPSS Score
References
- https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-26110 advisory
- https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-26144 advisory
- https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-24285 advisory
- https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-26108 advisory
- https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-26112 advisory
- https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-26113 advisory
- https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-26107 advisory
- https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-26134 advisory
- https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-26109 advisory
- https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-25180 advisory
- https://nvd.nist.gov/vuln/detail/CVE-2026-26109 advisory