Vendor advisories

Microsoft Security Response Center

Browse 15,972 advisories from this official source. Search by product, CVE, severity, or advisory ID.

Current Checked 4 hours ago Checked every 6 hours

15,972 advisories

Each date says whether the vendor published or updated the bulletin. A vendor bulletin describes products that may be affected. It does not prove that the vulnerable product or version is installed in your environment.

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Microsoft Security Response CenterCVE-2025-11215
MediumCVSS 4.3

Chromium: CVE-2025-11215 Off by one error in V8

This CVE was assigned by Chrome. Microsoft Edge (Chromium-based) ingests Chromium, which addresses this vulnerability. Please see Google Chrome Releases for more information.

Affected productsMicrosoft Edge (Chromium-based), cbl2 nodejs18 18.20.3-12 on CBL-Mariner 2.0
Fixed versions141.0.3537.57
Vendor guidance

Release Notes

Microsoft Security Response CenterCVE-2025-11219
LowCVSS 3.7

Chromium: CVE-2025-11219 Use after free in V8

This CVE was assigned by Chrome. Microsoft Edge (Chromium-based) ingests Chromium, which addresses this vulnerability. Please see Google Chrome Releases for more information.

Affected productsMicrosoft Edge (Chromium-based), cbl2 nodejs18 18.20.3-12 on CBL-Mariner 2.0
Fixed versions141.0.3537.57
Vendor guidance

Release Notes

Microsoft Security Response CenterCVE-2025-30258
LowCVSS 2.7

In GnuPG before 2.5.5, if a user chooses to import a certificate with certain crafted subkey data that lacks a valid backsig or that has incorrect usage flags, the user loses the ability to verify signatures made from certain other signing keys, aka a "verification DoS."

Is Azure Linux the only Microsoft product that includes this open-source library and is therefore potentially affected by this vulnerability? One of the main benefits to our customers who choose to use the Azure Linux distro is the commitment to keep it up to date with the mos...

Affected productscbl2 gnupg2 2.4.0-3 on CBL-Mariner 2.0, cbl2 gnupg2 2.4.0-2 on CBL Mariner 2.0, azl3 gnupg2 2.4.7-1 on Azure Linux 3.0, azl3 gnupg2 2.4.9-1 on Azure Linux 3.0
Fixed versions2.4.8-1
Vendor guidance

Release Notes CBL-Mariner Releases

Microsoft Security Response CenterCVE-2026-106589
LowCVSS 2.9

In sshd in OpenSSH through 10.6, in certain environments such as QNX 6 and SCO OpenServer 5, sshd-session can unexpectedly have root privileges. This is related to the GatewayPorts and StreamLocalForwarding configuration options, and lack of support for file-descriptor passing and unprivileged allocation of PTY devices.

Mariner

Affected productsazl3 openssh 9.8p1-10 on Azure Linux 3.0
Vendor guidance

Release Notes

Microsoft Security Response CenterCVE-2026-81963
HighCVSS 7.8

Windows Update Stack Elevation of Privilege Vulnerability

Improper link resolution before file access ('link following') in Windows Update Stack allows an authorized attacker to elevate privileges locally.

Affected productsWindows Server 2025 (Server Core installation), Windows 11 Version 25H2 for ARM64-based Systems, Windows 11 Version 25H2 for x64-based Systems, Windows 11 Version 23H2 for ARM64-based Systems
Fixed versions10.0.26100.33438, 10.0.26200.9445, 10.0.22631.7582, 10.0.26100.9445
Vendor guidance

Install KB5122871. Install KB5124008. Install KB5122880. Install KB5124012.

Microsoft Security Response CenterCVE-2026-78502
HighCVSS 6.5

Microsoft Office Word Information Disclosure Vulnerability

Out-of-bounds read in Microsoft Office Word allows an unauthorized attacker to disclose information over a network.

Affected productsMicrosoft Office 2019 for 32-bit editions, Microsoft Office 2019 for 64-bit editions, Microsoft 365 Apps for Enterprise for 32-bit Systems, Microsoft 365 Apps for Enterprise for 64-bit Systems
Fixed versions16.0.10417.20207, 16.0.20326.20138, 16.113.26091433, 16.0.14334.20906
Vendor guidance

Release Notes Install KB5002923.

Microsoft Security Response CenterCVE-2026-78453
HighCVSS 6.5

Microsoft Windows SCSI Class System File Information Disclosure Vulnerability

Integer underflow (wrap or wraparound) in Microsoft Windows SCSI Class System File allows an unauthorized attacker to disclose information over a network.

Affected productsWindows 10 Version 1809 for 32-bit Systems, Windows 10 Version 1809 for x64-based Systems, Windows Server 2019, Windows Server 2019 (Server Core installation)
Fixed versions10.0.17763.9245, 10.0.20348.5622, 10.0.19044.7725, 10.0.19045.7725
Vendor guidance

Install KB5122876. Install KB5122882. Install KB5122878. Install KB5122871. Install KB5124008. Install KB5122880. Install KB5124012. Install KB5123099. Install KB5123065. Install KB5123066.

Microsoft Security Response CenterCVE-2026-70065
HighCVSS 7.5

Windows DHCP Server Denial of Service Vulnerability

Missing release of memory after effective lifetime in Windows DHCP Server allows an unauthorized attacker to deny service over a network.

Affected productsWindows 10 Version 1809 for 32-bit Systems, Windows 10 Version 1809 for x64-based Systems, Windows Server 2019, Windows Server 2019 (Server Core installation)
Fixed versions10.0.17763.9245, 10.0.20348.5622, 10.0.26100.33438, 10.0.14393.9512
Vendor guidance

Install KB5122876. Install KB5122882. Install KB5122871. Install KB5123099. Install KB5123065. Install KB5123066.

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Confirm the installed product and version, read the linked vendor guidance, and test the recommended update or mitigation through your normal change process.

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