Medium severity5.9NVD Advisory· Published Aug 11, 2026· Updated Aug 16, 2026
CVE-2026-68819
CVE-2026-68819
Description
Buffer over-read in Windows Network File System allows an unauthorized attacker to deny service over a network.
Affected products
11cpe:2.3:o:microsoft:windows_10_1607:*:*:*:*:*:*:x64:*+ 1 more
- cpe:2.3:o:microsoft:windows_10_1607:*:*:*:*:*:*:x64:*range: <10.0.14393.9418
- cpe:2.3:o:microsoft:windows_10_1607:*:*:*:*:*:*:x86:*range: <10.0.14393.9418
cpe:2.3:o:microsoft:windows_10_1809:*:*:*:*:*:*:x64:*+ 1 more
- cpe:2.3:o:microsoft:windows_10_1809:*:*:*:*:*:*:x64:*range: <10.0.17763.9115
- cpe:2.3:o:microsoft:windows_10_1809:*:*:*:*:*:*:x86:*range: <10.0.17763.9115
cpe:2.3:o:microsoft:windows_server_2012:-:*:*:*:*:*:*:*+ 1 more
- cpe:2.3:o:microsoft:windows_server_2012:-:*:*:*:*:*:*:*
- cpe:2.3:o:microsoft:windows_server_2012:r2:*:*:*:*:*:*:*
- cpe:2.3:o:microsoft:windows_server_2016:*:*:*:*:*:*:*:*Range: <10.0.14393.9418
- cpe:2.3:o:microsoft:windows_server_2019:*:*:*:*:*:*:*:*Range: <10.0.17763.9115
- cpe:2.3:o:microsoft:windows_server_2022:*:*:*:*:*:*:*:*Range: <10.0.20348.5440
- cpe:2.3:o:microsoft:windows_server_2025:*:*:*:*:*:*:*:*Range: <10.0.26100.33222
Patches
Vulnerability mechanics
References
1- msrc.microsoft.com/update-guide/vulnerability/CVE-2026-68819nvdPatchVendor Advisory
News mentions
6- Patch Tuesday - August 2026Rapid7 Blog · Aug 11, 2026
- Microsoft Patch Tuesday Update August 2026 – 394 Vulnerabilities Fixed, Including 3 Zero-DaysCyber Security News · Aug 11, 2026
- Windows Server 2025: 25 Vulnerabilities Patched, Including Exploited Zero-DayVypr Intelligence · Aug 11, 2026
- Microsoft Windows Server 2016: 25 Vulnerabilities Disclosed, Including Actively Exploited Zero-DayVypr Intelligence · Aug 11, 2026
- Microsoft Windows Server 2012: 25 Vulnerabilities Disclosed, Zero-Day ExploitedVypr Intelligence · Aug 11, 2026
- Windows 10 1607: 25 Vulnerabilities Patched, Including Actively Exploited Zero-DayVypr Intelligence · Aug 11, 2026