Vendor advisories

Microsoft Security Response Center

Browse 15,985 advisories from this official source. Search by product, CVE, severity, or advisory ID.

Current Checked 4 hours ago Checked every 6 hours

15,985 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.

RSS for these results
Microsoft Security Response CenterCVE-2026-50341
HighCVSS 5.5

Windows NTFS Information Disclosure Vulnerability

Buffer over-read in Windows NTFS allows an authorized attacker to disclose information locally.

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 versions10.0.17763.9020, 10.0.20348.5386, 10.0.19044.7548, 10.0.19045.7548
Vendor guidance

Install KB5099538. Install KB5099540. Install KB5099539. Install KB5099536. Install KB5101650. Install KB5101649. Install KB5099535. Install KB5099445. Install KB5099444.

Microsoft Security Response CenterCVE-2026-62870
HighCVSS 8.8

Microsoft Excel Remote Code Execution Vulnerability

Use after free in Microsoft Office Excel allows an unauthorized attacker to execute code 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 versionshttps://aka.ms/OfficeSecurityReleases, 16.0.5561.1001
Vendor guidance

Click to Run Install KB5002886.

Microsoft Security Response CenterCVE-2026-18019
Severity not listed

Chromium: CVE-2026-18019 Side-channel information leakage in Media

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)
Fixed versions151.0.4129.59
Vendor guidance

Release Notes

Microsoft Security Response CenterCVE-2026-18018
Severity not listed

Chromium: CVE-2026-18018 Inappropriate implementation in Updater

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)
Fixed versions151.0.4129.59
Vendor guidance

Release Notes

Microsoft Security Response CenterCVE-2026-18016
Severity not listed

Chromium: CVE-2026-18016 Insufficient policy enforcement in Chrome for iOS

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)
Fixed versions151.0.4129.59
Vendor guidance

Release Notes

Microsoft Security Response CenterCVE-2026-18014
Severity not listed

Chromium: CVE-2026-18014 Insufficient validation of untrusted input in DevTools

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)
Fixed versions151.0.4129.59
Vendor guidance

Release Notes

Microsoft Security Response CenterCVE-2026-18013
Severity not listed

Chromium: CVE-2026-18013 Inappropriate implementation in Chrome for iOS

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)
Fixed versions151.0.4129.59
Vendor guidance

Release Notes

Before you act

Start with the vendor's bulletin.

We normalize the fields that vendors publish so you can search and compare advisories in one place. We do not replace the original bulletin or turn a product-name match into proof that a system is vulnerable.

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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