Microsoft Windows 11 Version 26H1 vulnerabilities
2,562 known vulnerabilities affecting microsoft/windows_11_version_26h1.
Total CVEs
2,562
CISA KEV
10
actively exploited
Public exploits
6
Exploited in wild
13
Severity breakdown
CRITICAL97HIGH1897MEDIUM563LOW5
Vulnerabilities
Page 116 of 129
CVE-2026-70044P4MEDIUMCVSS 5.5≥ 10.0.28000.0, < 10.0.28000.32312026-10-13
CVE-2026-70044 [MEDIUM] CWE-125 CVE-2026-70044: Out-of-bounds read in Microsoft Windows Media Foundation allows an unauthorized attacker to disclose
Out-of-bounds read in Microsoft Windows Media Foundation allows an unauthorized attacker to disclose information locally.
nvd
CVE-2026-59131P4MEDIUMCVSS 5.6≥ 10.0.28000.0, < 10.0.28000.27042026-08-11
CVE-2026-59131 [MEDIUM] CWE-1303 CVE-2026-59131: No cwe for this issue in AMD Zen allows an authorized attacker to disclose information locally.
No cwe for this issue in AMD Zen allows an authorized attacker to disclose information locally.
nvd
CVE-2026-96944P4MEDIUMCVSS 5.5≥ 10.0.28000.0, < 10.0.28000.32312026-10-13
CVE-2026-96944 [MEDIUM] CWE-538 CVE-2026-96944: Insertion of sensitive information into externally-accessible file or directory in Windows Storage a
Insertion of sensitive information into externally-accessible file or directory in Windows Storage allows an authorized attacker to disclose information locally.
nvd
CVE-2026-68852P4MEDIUMCVSS 5.5≥ 10.0.28000.0, < 10.0.28000.29542026-09-08
CVE-2026-68852 [MEDIUM] CWE-200 CVE-2026-68852: Use of uninitialized resource in Microsoft Account allows an authorized attacker to disclose informa
Use of uninitialized resource in Microsoft Account allows an authorized attacker to disclose information locally.
nvd
CVE-2026-69406P4MEDIUMCVSS 5.5≥ 10.0.28000.0, < 10.0.28000.29542026-09-08
CVE-2026-69406 [MEDIUM] CWE-497 CVE-2026-69406: Exposure of sensitive system information to an unauthorized control sphere in Windows Kernel allows
Exposure of sensitive system information to an unauthorized control sphere in Windows Kernel allows an authorized attacker to disclose information locally.
nvd
CVE-2026-50681P4MEDIUMCVSS 5.5≥ 10.0.28000.0, < 10.0.28000.25252026-07-14
CVE-2026-50681 [MEDIUM] CWE-200 CVE-2026-50681: Exposure of sensitive information to an unauthorized actor in Windows Cryptographic Services allows
Exposure of sensitive information to an unauthorized actor in Windows Cryptographic Services allows an authorized attacker to disclose information locally.
nvd
CVE-2026-50352P4MEDIUMCVSS 5.5≥ 10.0.28000.0, < 10.0.28000.25252026-07-14
CVE-2026-50352 [MEDIUM] CWE-200 CVE-2026-50352: Exposure of sensitive information to an unauthorized actor in Windows Cryptographic Services allows
Exposure of sensitive information to an unauthorized actor in Windows Cryptographic Services allows an authorized attacker to disclose information locally.
nvd
CVE-2026-34328P4MEDIUMCVSS 5.5≥ 10.0.28000.0, < 10.0.28000.25252026-07-14
CVE-2026-34328 [MEDIUM] CWE-200 CVE-2026-34328: Exposure of sensitive information to an unauthorized actor in Windows Audio Service allows an author
Exposure of sensitive information to an unauthorized actor in Windows Audio Service allows an authorized attacker to disclose information locally.
nvd
CVE-2026-50350P4MEDIUMCVSS 5.5≥ 10.0.28000.0, < 10.0.28000.25252026-07-14
CVE-2026-50350 [MEDIUM] CWE-200 CVE-2026-50350: Exposure of sensitive information to an unauthorized actor in Windows Trusted Runtime Interface Driv
Exposure of sensitive information to an unauthorized actor in Windows Trusted Runtime Interface Driver allows an authorized attacker to disclose information locally.
nvd
CVE-2026-50483P4MEDIUMCVSS 5.5≥ 10.0.28000.0, < 10.0.28000.25252026-07-14
CVE-2026-50483 [MEDIUM] CWE-200 CVE-2026-50483: Exposure of sensitive information to an unauthorized actor in Microsoft Graphics Component allows an
Exposure of sensitive information to an unauthorized actor in Microsoft Graphics Component allows an authorized attacker to disclose information locally.
nvd
CVE-2026-70097P4MEDIUMCVSS 5.6≥ 10.0.28000.0, < 10.0.28000.32312026-10-13
CVE-2026-70097 [MEDIUM] CWE-362 CVE-2026-70097: Concurrent execution using shared resource with improper synchronization ('race condition') in Windo
Concurrent execution using shared resource with improper synchronization ('race condition') in Windows Virtualization-Based Security (VBS) Enclave allows an authorized attacker to perform spoofing locally.
nvd
CVE-2026-83695P4MEDIUMCVSS 5.5≥ 10.0.28000.0, < 10.0.28000.32312026-10-13
CVE-2026-83695 [MEDIUM] CWE-908 CVE-2026-83695: Use of uninitialized resource in Windows Event Logging Service allows an authorized attacker to disc
Use of uninitialized resource in Windows Event Logging Service allows an authorized attacker to disclose information locally.
nvd
CVE-2026-69967P4MEDIUMCVSS 5.5≥ 10.0.28000.0, < 10.0.28000.32312026-10-13
CVE-2026-69967 [MEDIUM] CWE-125 CVE-2026-69967: Out-of-bounds read in Windows Overlay Filter allows an authorized attacker to disclose information l
Out-of-bounds read in Windows Overlay Filter allows an authorized attacker to disclose information locally.
nvd
CVE-2026-83733P4MEDIUMCVSS 5.5≥ 10.0.28000.0, < 10.0.28000.32312026-10-13
CVE-2026-83733 [MEDIUM] CWE-125 CVE-2026-83733: Out-of-bounds read in Windows Print Spooler Components allows an authorized attacker to disclose inf
Out-of-bounds read in Windows Print Spooler Components allows an authorized attacker to disclose information locally.
nvd
CVE-2026-83737P4MEDIUMCVSS 5.5≥ 10.0.28000.0, < 10.0.28000.32312026-10-13
CVE-2026-83737 [MEDIUM] CWE-125 CVE-2026-83737: Out-of-bounds read in Windows NTFS allows an authorized attacker to disclose information locally.
Out-of-bounds read in Windows NTFS allows an authorized attacker to disclose information locally.
nvd
CVE-2026-83723P4MEDIUMCVSS 5.5≥ 10.0.28000.0, < 10.0.28000.32312026-10-13
CVE-2026-83723 [MEDIUM] CWE-908 CVE-2026-83723: Use of uninitialized resource in Windows Event Logging Service allows an authorized attacker to disc
Use of uninitialized resource in Windows Event Logging Service allows an authorized attacker to disclose information locally.
nvd
CVE-2026-83571P4MEDIUMCVSS 5.5≥ 10.0.28000.0, < 10.0.28000.32312026-10-13
CVE-2026-83571 [MEDIUM] CWE-476 CVE-2026-83571: Null pointer dereference in Windows Audio Service allows an authorized attacker to disclose informat
Null pointer dereference in Windows Audio Service allows an authorized attacker to disclose information locally.
nvd
CVE-2026-83686P4MEDIUMCVSS 5.5≥ 10.0.28000.0, < 10.0.28000.32312026-10-13
CVE-2026-83686 [MEDIUM] CWE-125 CVE-2026-83686: Out-of-bounds read in Microsoft Windows Search Component allows an authorized attacker to disclose i
Out-of-bounds read in Microsoft Windows Search Component allows an authorized attacker to disclose information locally.
nvd
CVE-2026-69721P4MEDIUMCVSS 5.5≥ 10.0.28000.0, < 10.0.28000.32312026-10-13
CVE-2026-69721 [MEDIUM] CWE-125 CVE-2026-69721: Out-of-bounds read in Windows iSCSI allows an authorized attacker to disclose information locally.
Out-of-bounds read in Windows iSCSI allows an authorized attacker to disclose information locally.
nvd
CVE-2026-85793P4MEDIUMCVSS 5.5≥ 10.0.28000.0, < 10.0.28000.32312026-10-13
CVE-2026-85793 [MEDIUM] CWE-497 CVE-2026-85793: Exposure of sensitive system information to an unauthorized control sphere in Windows Sysmain Servic
Exposure of sensitive system information to an unauthorized control sphere in Windows Sysmain Service allows an authorized attacker to disclose information locally.
nvd