CVE tracking · CISA known exploited
Security Briefs: vulnerability alerts in plain English
We track CISA KEV, Microsoft advisories, and FBI alerts, then tell you what’s affected and whether attackers are already using it.
Alerts tracked
2992
Security flaws we track for Upstate SC businesses.
Known exploited
513
On CISA’s list of vulnerabilities attackers are actively using. Patch these first.
New exploited this month
12
Fresh additions to that CISA list since the first of the month.Feeds last synced Sep 4, 2026, 6:01 AM UTC.
What do these terms mean?
What is a CVE?
A CVE (Common Vulnerabilities and Exposures) is a public tracking number for a specific security flaw in software or hardware, similar to a SKU for a bug.
What is the CISA Known Exploited Vulnerabilities (KEV) catalog?
The CISA KEV catalog is the U.S. government’s short list of vulnerabilities that attackers are actively exploiting in the wild.
Who publishes Security Briefs on PremierePC?
PremierePC tracks alerts from CISA KEV, Microsoft MSRC, FBI IC3 industry advisories, and other U.S. feeds, then summarizes what each one means for Upstate SC businesses.
How often are Security Briefs updated?
Feeds sync automatically on a schedule. We publish new KEV entries, Microsoft advisories, and FBI alerts as they appear in the source catalogs.
Showing 24 of 2992 alerts.
Information leak in Skia in Microsoft Edge vulnerability
Information leak in Skia in Microsoft Edge vulnerability (CVE-2026-84359) was added to Microsoft’s security update guidance. This CVE was assigned by Chrome. Microsoft Edge (Chromium-based) ingests Chromium, which addresses this vulnerability. Please see [Google Chrome Releases](https://chromereleases.googleblog.com/2026) for more information. If you need help checking exposure, call (864) 335-9223.
Improper privilege management in Downloads in Microsoft Edge vulnerability
Improper privilege management in Downloads in Microsoft Edge vulnerability (CVE-2026-84358) was added to Microsoft’s security update guidance. This CVE was assigned by Chrome. Microsoft Edge (Chromium-based) ingests Chromium, which addresses this vulnerability. Please see [Google Chrome Releases](https://chromereleases.googleblog.com/2026) for more information. If you need help checking exposure, call (864) 335-9223.
Improper input validation in Omnibox in Microsoft Edge vulnerability
Improper input validation in Omnibox in Microsoft Edge vulnerability (CVE-2026-84357) was added to Microsoft’s security update guidance. This CVE was assigned by Chrome. Microsoft Edge (Chromium-based) ingests Chromium, which addresses this vulnerability. Please see [Google Chrome Releases](https://chromereleases.googleblog.com/2026) for more information. If you need help checking exposure, call (864) 335-9223.
UI misrepresentation in FullScreen in Microsoft Edge vulnerability
UI misrepresentation in FullScreen in Microsoft Edge vulnerability (CVE-2026-84356) was added to Microsoft’s security update guidance. This CVE was assigned by Chrome. Microsoft Edge (Chromium-based) ingests Chromium, which addresses this vulnerability. Please see [Google Chrome Releases](https://chromereleases.googleblog.com/2026) for more information. If you need help checking exposure, call (864) 335-9223.
Incorrect authorization in Navigation in Microsoft Edge vulnerability
Incorrect authorization in Navigation in Microsoft Edge vulnerability (CVE-2026-84355) was added to Microsoft’s security update guidance. This CVE was assigned by Chrome. Microsoft Edge (Chromium-based) ingests Chromium, which addresses this vulnerability. Please see [Google Chrome Releases](https://chromereleases.googleblog.com/2026) for more information. If you need help checking exposure, call (864) 335-9223.
Incorrect authorization in FileSystem in Microsoft Edge vulnerability
Incorrect authorization in FileSystem in Microsoft Edge vulnerability (CVE-2026-84354) was added to Microsoft’s security update guidance. This CVE was assigned by Chrome. Microsoft Edge (Chromium-based) ingests Chromium, which addresses this vulnerability. Please see [Google Chrome Releases](https://chromereleases.googleblog.com/2026) for more information. If you need help checking exposure, call (864) 335-9223.
Use after free in Shared Tab Groups in Microsoft Edge vulnerability
Use after free in Shared Tab Groups in Microsoft Edge vulnerability (CVE-2026-84353) was added to Microsoft’s security update guidance. This CVE was assigned by Chrome. Microsoft Edge (Chromium-based) ingests Chromium, which addresses this vulnerability. Please see [Google Chrome Releases](https://chromereleases.googleblog.com/2026) for more information. If you need help checking exposure, call (864) 335-9223.
Buffer overflow in GPU in Microsoft Edge vulnerability
Buffer overflow in GPU in Microsoft Edge vulnerability (CVE-2026-84351) was added to Microsoft’s security update guidance. This CVE was assigned by Chrome. Microsoft Edge (Chromium-based) ingests Chromium, which addresses this vulnerability. Please see [Google Chrome Releases](https://chromereleases.googleblog.com/2026) for more information. If you need help checking exposure, call (864) 335-9223.
Use after free in TabStrip in Microsoft Edge vulnerability
Use after free in TabStrip in Microsoft Edge vulnerability (CVE-2026-84350) was added to Microsoft’s security update guidance. This CVE was assigned by Chrome. Microsoft Edge (Chromium-based) ingests Chromium, which addresses this vulnerability. Please see [Google Chrome Releases](https://chromereleases.googleblog.com/2026) for more information. If you need help checking exposure, call (864) 335-9223.
Use after free in Browser in Microsoft Edge vulnerability
Use after free in Browser in Microsoft Edge vulnerability (CVE-2026-84349) was added to Microsoft’s security update guidance. This CVE was assigned by Chrome. Microsoft Edge (Chromium-based) ingests Chromium, which addresses this vulnerability. Please see [Google Chrome Releases](https://chromereleases.googleblog.com/2026) for more information. If you need help checking exposure, call (864) 335-9223.
Information leak in MediaCapture in Microsoft Edge vulnerability
Information leak in MediaCapture in Microsoft Edge vulnerability (CVE-2026-84348) was added to Microsoft’s security update guidance. This CVE was assigned by Chrome. Microsoft Edge (Chromium-based) ingests Chromium, which addresses this vulnerability. Please see [Google Chrome Releases](https://chromereleases.googleblog.com/2026) for more information. If you need help checking exposure, call (864) 335-9223.
Use after free in WebRTC in Microsoft Edge vulnerability
Use after free in WebRTC in Microsoft Edge vulnerability (CVE-2026-84347) was added to Microsoft’s security update guidance. This CVE was assigned by Chrome. Microsoft Edge (Chromium-based) ingests Chromium, which addresses this vulnerability. Please see [Google Chrome Releases](https://chromereleases.googleblog.com/2026) for more information. If you need help checking exposure, call (864) 335-9223.
Incorrect authorization in TabStrip in Microsoft Edge vulnerability
Incorrect authorization in TabStrip in Microsoft Edge vulnerability (CVE-2026-84335) was added to Microsoft’s security update guidance. This CVE was assigned by Chrome. Microsoft Edge (Chromium-based) ingests Chromium, which addresses this vulnerability. Please see [Google Chrome Releases](https://chromereleases.googleblog.com/2026) for more information. If you need help checking exposure, call (864) 335-9223.
Incorrect authorization in Chromoting in Microsoft Edge vulnerability
Incorrect authorization in Chromoting in Microsoft Edge vulnerability (CVE-2026-84334) was added to Microsoft’s security update guidance. This CVE was assigned by Chrome. Microsoft Edge (Chromium-based) ingests Chromium, which addresses this vulnerability. Please see [Google Chrome Releases](https://chromereleases.googleblog.com/2026) for more information. If you need help checking exposure, call (864) 335-9223.
Incorrect authorization in SiteSettings in Microsoft Edge vulnerability
Incorrect authorization in SiteSettings in Microsoft Edge vulnerability (CVE-2026-84332) was added to Microsoft’s security update guidance. This CVE was assigned by Chrome. Microsoft Edge (Chromium-based) ingests Chromium, which addresses this vulnerability. Please see [Google Chrome Releases](https://chromereleases.googleblog.com/2026) for more information. If you need help checking exposure, call (864) 335-9223.
Incorrect authorization in Actor in Microsoft Edge vulnerability
Incorrect authorization in Actor in Microsoft Edge vulnerability (CVE-2026-84331) was added to Microsoft’s security update guidance. This CVE was assigned by Chrome. Microsoft Edge (Chromium-based) ingests Chromium, which addresses this vulnerability. Please see [Google Chrome Releases](https://chromereleases.googleblog.com/2026) for more information. If you need help checking exposure, call (864) 335-9223.
Confused deputy in CredentialProvider in Microsoft Edge vulnerability
Confused deputy in CredentialProvider in Microsoft Edge vulnerability (CVE-2026-84329) was added to Microsoft’s security update guidance. This CVE was assigned by Chrome. Microsoft Edge (Chromium-based) ingests Chromium, which addresses this vulnerability. Please see [Google Chrome Releases](https://chromereleases.googleblog.com/2026) for more information. If you need help checking exposure, call (864) 335-9223.
Missing authorization in FileSystem in Microsoft Edge vulnerability
Missing authorization in FileSystem in Microsoft Edge vulnerability (CVE-2026-84328) was added to Microsoft’s security update guidance. This CVE was assigned by Chrome. Microsoft Edge (Chromium-based) ingests Chromium, which addresses this vulnerability. Please see [Google Chrome Releases](https://chromereleases.googleblog.com/2026) for more information. If you need help checking exposure, call (864) 335-9223.
Incorrect authorization in Autofill in Microsoft Edge vulnerability
Incorrect authorization in Autofill in Microsoft Edge vulnerability (CVE-2026-84327) was added to Microsoft’s security update guidance. This CVE was assigned by Chrome. Microsoft Edge (Chromium-based) ingests Chromium, which addresses this vulnerability. Please see [Google Chrome Releases](https://chromereleases.googleblog.com/2026) for more information. If you need help checking exposure, call (864) 335-9223.
Uninitialized resource in V8 in Microsoft Edge vulnerability
Uninitialized resource in V8 in Microsoft Edge vulnerability (CVE-2026-84326) was added to Microsoft’s security update guidance. This CVE was assigned by Chrome. Microsoft Edge (Chromium-based) ingests Chromium, which addresses this vulnerability. Please see [Google Chrome Releases](https://chromereleases.googleblog.com/2026) for more information. If you need help checking exposure, call (864) 335-9223.
Improper input validation in DataTransfer in Microsoft Edge vulnerability
Improper input validation in DataTransfer in Microsoft Edge vulnerability (CVE-2026-84325) was added to Microsoft’s security update guidance. This CVE was assigned by Chrome. Microsoft Edge (Chromium-based) ingests Chromium, which addresses this vulnerability. Please see [Google Chrome Releases](https://chromereleases.googleblog.com/2026) for more information. If you need help checking exposure, call (864) 335-9223.
Use after free in Proxy in Microsoft Edge vulnerability
Use after free in Proxy in Microsoft Edge vulnerability (CVE-2026-84324) was added to Microsoft’s security update guidance. This CVE was assigned by Chrome. Microsoft Edge (Chromium-based) ingests Chromium, which addresses this vulnerability. Please see [Google Chrome Releases](https://chromereleases.googleblog.com/2026) for more information. If you need help checking exposure, call (864) 335-9223.
Missing authorization in FileSystem in Microsoft Edge vulnerability
Missing authorization in FileSystem in Microsoft Edge vulnerability (CVE-2026-84323) was added to Microsoft’s security update guidance. This CVE was assigned by Chrome. Microsoft Edge (Chromium-based) ingests Chromium, which addresses this vulnerability. Please see [Google Chrome Releases](https://chromereleases.googleblog.com/2026) for more information. If you need help checking exposure, call (864) 335-9223.
Microsoft Azure Active Directory B2C Elevation of Privilege vulnerability
Microsoft Azure Active Directory B2C Elevation of Privilege vulnerability (CVE-2026-83711) was added to Microsoft’s security update guidance. <p>Authorization bypass through user-controlled key in Microsoft Azure Active Directory B2C allows an unauthorized attacker to elevate privileges over a network.</p> If you need help checking exposure, call (864) 335-9223.