Microsoft: >> Windows 11 26h1 Security Vulnerabilities
Heap-based buffer overflow in Reliable Multicast Transport Driver (RMCAST) allows an unauthorized attacker to execute code over an adjacent network.
CVSS Score
7.5
EPSS Score
0.005
Published
2026-10-13
Null pointer dereference in Windows Clipboard Server allows an authorized attacker to elevate privileges locally.
CVSS Score
7.0
EPSS Score
0.003
Published
2026-10-13
Use after free in Windows Wired AutoConfig Service allows an authorized attacker to elevate privileges locally.
CVSS Score
7.8
EPSS Score
0.004
Published
2026-10-13
Untrusted search path in Windows Update allows an authorized attacker to elevate privileges locally.
CVSS Score
7.8
EPSS Score
0.006
Published
2026-10-13
Use after free in Windows Program Compatibility Assistant Service allows an authorized attacker to elevate privileges locally.
CVSS Score
7.0
EPSS Score
0.003
Published
2026-10-13
Use after free in Windows Storage allows an authorized attacker to elevate privileges locally.
CVSS Score
7.0
EPSS Score
0.002
Published
2026-10-13
Out-of-bounds read in Windows iSCSI allows an authorized attacker to disclose information locally.
CVSS Score
5.5
EPSS Score
0.005
Published
2026-10-13
Concurrent execution using shared resource with improper synchronization ('race condition') in Windows Credential Manager allows an authorized attacker to elevate privileges locally.
CVSS Score
7.0
EPSS Score
0.002
Published
2026-10-13
Exposure of sensitive system information to an unauthorized control sphere in Windows iSCSI allows an authorized attacker to disclose information locally.
CVSS Score
5.5
EPSS Score
0.009
Published
2026-10-13
Improper verification of cryptographic signature in Windows Key Distribution Center allows an authorized attacker to elevate privileges locally.
CVSS Score
7.8
EPSS Score
0.003
Published
2026-10-13