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Vendor advisories

Microsoft Security Response Center

Browse 4,355 advisories from this official source. Search by product, CVE, severity, or advisory ID.

Current Checked 14 minutes ago Checked every 6 hours
All vendor sources Official source

4,355 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-2026-78955
Severity not listed

Chromium: CVE-2026-78955 Observable discrepancy in PerformanceAPIs

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 versions152.0.4191.53
Vendor guidance

Release Notes

CVE-2026-78955
Read the vendor advisory Watch this product
Microsoft Security Response CenterCVE-2026-78953
Severity not listed

Chromium: CVE-2026-78953 Missing authorization in SiteIsolation

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 versions152.0.4191.53
Vendor guidance

Release Notes

CVE-2026-78953
Read the vendor advisory Watch this product
Microsoft Security Response CenterCVE-2026-78942
Severity not listed

Chromium: CVE-2026-78942 Incorrect reference resolution in Loader

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 versions152.0.4191.53
Vendor guidance

Release Notes

CVE-2026-78942
Read the vendor advisory Watch this product
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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