These pages are published after PatchSiren validates generated defensive summaries against stored public CVE and source evidence.
CVE-2026-69551 is a high-severity vulnerability in Windows DNS that allows an authorized attacker to execute code over a network. The vulnerability has a CVSS score of 8.8 and is classified as a use-after-free issue. Microsoft has released a patch for this vulnerability, and defenders should prioritize patching to prevent potential exploitation. Affected product deployments should be confirmed in managed [truncated]
A heap-based buffer overflow vulnerability exists in Windows RNDIS, allowing an unauthorized attacker to disclose information with a physical attack. The vulnerability has a CVSS score of 4.6 and is classified as MEDIUM severity. This vulnerability affects Windows systems, particularly those exposed to physical attacks. Defenders should assess their exposure, prioritize patching vulnerable systems, and ve [truncated]
CVE-2026-69539 is a high-severity vulnerability in Windows Remote Desktop Services that allows an authorized attacker to execute code over a network. The vulnerability has a CVSS score of 7.5 and is classified as a use-after-free issue. Microsoft has released a patch for this vulnerability, and defenders should prioritize applying it to prevent potential attacks.
CVE-2026-69536 is a high-severity vulnerability in Windows Remote Desktop Services that allows an authorized attacker to execute code over a network. The vulnerability has a CVSS score of 7.1 and is classified as HIGH. Microsoft has released a patch for this vulnerability, and defenders should prioritize applying it to affected systems. The vulnerability is a use-after-free issue that can be exploited by [truncated]
CVE-2026-69528 is a high-severity vulnerability in Windows Shell that allows an authorized attacker to elevate privileges locally due to missing authentication for a critical function. The CVE record was published on 2026-09-08T18:19:20.593Z and has not been modified since then. The NVD entry is currently Analyzed. This vulnerability affects Windows 11 23H2, 24H2, 25H2, 26H1, and Windows Server 2025. Defe [truncated]
A PatchSiren debrief of CVE-2026-69527, an out-of-bounds read vulnerability in Windows USB Mass Storage Class Driver. This vulnerability allows an authorized attacker to disclose information locally. The vulnerability has a CVSS score of 5.5 and is considered Medium severity. Defenders should assess exposure, apply patches provided by Microsoft, and verify system inventory. The CVE record and NVD detail p [truncated]
A critical vulnerability exists in Windows Remote Desktop Services, allowing an unauthorized attacker to execute code over a network. Multiple Windows versions and server releases are affected. This use-after-free issue has a CVSS score of 9.8 and is considered critical. System administrators and security teams should assess exposure and prioritize patching for affected systems, especially those using Rem [truncated]
A heap-based buffer overflow vulnerability exists in Windows Remote Desktop, potentially allowing an unauthorized attacker to execute code over a network. The vulnerability has a CVSS score of 8.8 and is considered HIGH severity. Multiple Windows versions and server editions are affected, including Windows 10, Windows 11, and Windows Server 2012, 2016, 2019, 2022, and 2025.
CVE-2026-69517 is a high-severity vulnerability in Windows Wireless Networking, classified as CWE-416, that allows an authorized attacker to elevate privileges locally. The vulnerability has a CVSS score of 7. Microsoft has released a patch for this vulnerability. System administrators and security teams responsible for Windows systems should assess exposure and apply patches immediately to prevent privil [truncated]
A heap-based buffer overflow vulnerability exists in Windows Remote Desktop Services, allowing an authorized attacker to execute code over a network. Multiple Windows versions and server releases are affected, including Windows 10, Windows 11, and Windows Server 2012 through 2025. Microsoft has released a patch for this vulnerability. The vulnerability is a high-severity issue, with a CVSS score of 7.5, a [truncated]
CVE-2026-69513 is a high-severity vulnerability in Windows Error Reporting that allows an authorized attacker to elevate privileges locally. The vulnerability has a CVSS score of 7.8 and is classified as HIGH. Microsoft has released a patch for this vulnerability, and defenders should prioritize patching to prevent potential attacks. Affected product deployments should be confirmed in managed environments [truncated]
A heap-based buffer overflow vulnerability in Windows Spaceport.sys allows an authorized attacker to elevate privileges over a network. This CVE was published on 2026-09-08T18:19:18.653Z and was last modified on 2026-09-23T20:06:40.280Z. The NVD entry is currently Analyzed. The vulnerability has a CVSS score of 8, indicating a high severity level. Defenders should assess the exposure of Windows systems, e [truncated]
Microsoft Windows Media Foundation has a heap-based buffer overflow vulnerability that allows unauthorized attackers to execute code over a network. Multiple Windows versions and server releases are affected. This vulnerability exists in the Windows Media Foundation and can be exploited over a network, affecting multiple Windows client and server versions, including Windows 10, Windows 11, and various Win [truncated]
CVE-2026-69509 is a high-severity vulnerability in the Windows Fax Service that allows an authorized attacker to elevate privileges locally. The vulnerability is caused by a heap-based buffer overflow and has a CVSS score of 7.8. Multiple Windows versions and editions are affected, including Windows 10, Windows 11, and Windows Server. This vulnerability can be exploited by an authorized attacker to gain e [truncated]
A stack-based buffer overflow vulnerability exists in the Windows MIDI Service Module, allowing an authorized attacker to elevate privileges locally. This CVE was published on 2026-09-08T18:19:17.993Z and was last modified on 2026-09-23T20:02:38.527Z. The vulnerability has a CVSS score of 7.8 and is considered HIGH severity. Evidence is based on official CVE and NVD records, as well as a Microsoft patch a [truncated]
CVE-2026-69507 is an insertion of sensitive information into an externally-accessible file or directory vulnerability in the Microsoft Windows Search Component. An authorized attacker can exploit this vulnerability to disclose information over a network. The vulnerability allows sensitive information to be inserted into files or directories accessible externally, potentially leading to information disclos [truncated]
CVE-2026-69505 is an out-of-bounds read vulnerability in Windows NTFS that allows an authorized attacker to elevate privileges over a network. The vulnerability has a CVSS score of 8 and is classified as HIGH severity. Microsoft has released a patch for this vulnerability, and defenders should prioritize patching vulnerable systems. This includes administrators of Windows 10, Windows 11, and Windows Serve [truncated]
An out-of-bounds read vulnerability in Windows NTFS could allow an authorized attacker to disclose information locally. This issue has a CVSS score of 5.5 and is considered medium severity. Multiple Windows versions and server releases are affected, including Windows 10, Windows 11, and Windows Server 2012 through 2025. The vulnerability could allow an attacker to access sensitive information, and affecte [truncated]
An untrusted pointer dereference vulnerability exists in Windows Secure Kernel Mode, allowing an authorized attacker to elevate privileges locally. This CVE was published on 2026-09-08T18:19:17.120Z and was last modified on 2026-09-14T18:53:26.977Z. The NVD entry is currently Analyzed. Windows administrators and defenders should assess exposure and prioritize patching for this vulnerability, as it allows [truncated]
CVE-2026-69500 is a high-severity vulnerability in Windows Image Acquisition, classified as CWE-416, allowing an authorized attacker to elevate privileges locally with a CVSS score of 7. Microsoft has released a patch for this vulnerability. The vulnerability's impact includes potential privilege escalation, increased risk of lateral movement, and possible data tampering or unauthorized access. Defenders [truncated]
A critical vulnerability exists in Windows Compressed Folder, allowing an unauthorized attacker to execute code over a network. This heap-based buffer overflow, tracked as CVE-2026-69496, has a CVSS score of 9.8 and is considered critical. The vulnerability impacts Windows 10, Windows 11, and Windows Server. Defenders and system administrators should assess exposure, especially for systems on untrusted ne [truncated]
A heap-based buffer overflow vulnerability exists in Microsoft DirectMusic for Windows, which could allow an unauthorized attacker to execute code over a network. Multiple Windows versions and server releases are affected. Microsoft has released a patch for this vulnerability. This vulnerability is critical as it allows potential remote code execution, making immediate patching essential, especially for e [truncated]
A physical attack leveraging an out-of-bounds read in the Windows USB Mass Storage Class Driver could allow an unauthorized attacker to elevate privileges. Microsoft has acknowledged the vulnerability, which has a CVSS score of 6.8 and is classified as medium severity. This vulnerability affects Windows 10 Version 1607 systems. Defenders and administrators responsible for these systems should assess expos [truncated]
CVE-2026-69489 is a high-severity vulnerability in the Windows Biometric Service that allows an authorized attacker to elevate privileges locally. The vulnerability has a CVSS score of 7.8 and is classified as HIGH. Microsoft has released a patch for this vulnerability, and defenders should prioritize patching systems that are exposed to this vulnerability.
An out-of-bounds read vulnerability exists in Windows Image Acquisition, allowing an authorized local attacker to disclose information. The vulnerability has a CVSS score of 4.7 and is classified as MEDIUM severity. Microsoft has released a patch for this vulnerability. Affected product deployments should be identified in managed environments and assigned an owner for follow-up. The official advisory or C [truncated]
A heap-based buffer overflow vulnerability exists in Windows NTFS, allowing an unauthorized attacker to execute code locally. This CVE was published on 2026-09-08T18:19:13.810Z and was last modified on 2026-09-14T19:53:36.030Z. The vulnerability is a high-severity issue that can lead to local code execution, elevation of privileges, and data tampering. Defenders and system administrators should assess exp [truncated]
CVE-2026-69476 is a high-severity vulnerability in the Windows Biometric Service that allows an authorized attacker to elevate privileges locally. The vulnerability has a CVSS score of 7.8 and is classified as HIGH. Microsoft has released a patch for this vulnerability, and defenders should prioritize patching to prevent potential attacks. The vulnerability is a heap-based buffer overflow, and the CVE rec [truncated]
CVE-2026-69475 is a high-severity vulnerability in Windows Remote Desktop Services that allows an authorized attacker to elevate privileges locally. The vulnerability has a CVSS score of 7.8 and is considered high severity. Microsoft has released a patch for this vulnerability, and administrators should prioritize applying it to prevent potential attacks.
CVE-2026-69474 is a use-after-free vulnerability in the Windows Overlay Filter that allows an authorized attacker to disclose information over a network. The vulnerability has a CVSS score of 4.8 and a severity of MEDIUM. Microsoft has released a patch for this vulnerability. Affected product deployments should be confirmed in managed environments, and an owner should be assigned for follow-up. The vulner [truncated]
CVE-2026-69473 is a high-severity vulnerability in the Windows Kernel that allows an authorized attacker to elevate privileges locally. The vulnerability has a CVSS score of 7 and is classified as CWE-416. Microsoft has released a patch for this vulnerability. Defenders should prioritize patching systems that are exposed to this vulnerability and verify that systems are patched or mitigated to prevent exp [truncated]