Microsoft: >> Windows 11 26h1 Security Vulnerabilities
Out-of-bounds read in Windows Spaceport.sys allows an authorized attacker to elevate privileges locally.
CVSS Score
7.8
EPSS Score
0.004
Published
2026-10-13
Incorrect authorization in Windows Device Install Service allows an authorized attacker to elevate privileges locally.
CVSS Score
7.8
EPSS Score
0.003
Published
2026-10-13
Improper link resolution before file access ('link following') in Windows Update Orchestrator Service allows an authorized attacker to elevate privileges locally.
CVSS Score
7.0
EPSS Score
0.003
Published
2026-10-13
Out-of-bounds read in Windows Portable Device MTP Driver allows an authorized attacker to disclose information locally.
CVSS Score
5.5
EPSS Score
0.004
Published
2026-10-13
Heap-based buffer overflow in Windows IKE Extension allows an unauthorized attacker to deny service over a network.
CVSS Score
7.5
EPSS Score
0.013
Published
2026-10-13
Out-of-bounds read in Windows Partition Management Driver allows an unauthorized attacker to execute code over a network.
CVSS Score
8.8
EPSS Score
0.009
Published
2026-10-13
Improper verification of cryptographic signature in Windows Update Stack allows an authorized attacker to perform spoofing locally.
CVSS Score
5.5
EPSS Score
0.002
Published
2026-10-13
Generation of error message containing sensitive information in Windows NTFS allows an authorized attacker to disclose information locally.
CVSS Score
4.7
EPSS Score
0.007
Published
2026-10-13
Buffer over-read in Windows RNDIS allows an unauthorized attacker to disclose information with a physical attack.
CVSS Score
4.6
EPSS Score
0.005
Published
2026-10-13
Heap-based buffer overflow in Windows SMB Client allows an unauthorized attacker to elevate privileges over a network.
CVSS Score
8.8
EPSS Score
0.009
Published
2026-10-13