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Microsoft Update Intelligence

Administrator notices from Microsoft, summarised: what changed, and what you should do.

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Chromium CVE-2026-85043: Incomplete cleanup in Network

Microsoft Edge (Chromium-based) addresses a vulnerability related to incomplete cleanup in the Network. Administrators should review the Google Chrome Releases for more information.

What you should do

Review the Google Chrome Releases for any necessary actions related to this vulnerability. AI-suggested

Details

Original Microsoft text

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

Type
Security updates
Tags
Microsoft Edge (Chromium-based), 2026-Sep
AI analysis
Medium priority · generated by qwen2.5:7b · possibly affects Edge · verify against the original
Review Recommended

Chromium CVE-2026-85042: Use after free in DevTools

Microsoft Edge (Chromium-based) addresses a use-after-free vulnerability in DevTools. Administrators should review updates for Edge.

What you should do

Review and install the latest Edge updates to address the security vulnerability. AI-suggested

Details

Original Microsoft text

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

Type
Security updates
Tags
Microsoft Edge (Chromium-based), 2026-Sep
AI analysis
High priority · generated by qwen2.5:7b · possibly affects Edge · verify against the original
Review Recommended

Chromium: CVE-2026-84352 Use after free in WebGL

Microsoft Edge (Chromium-based) addresses a use after free vulnerability in WebGL. Administrators should review updates from Google Chrome.

What you should do

Monitor and apply updates from Google Chrome for Microsoft Edge (Chromium-based). AI-suggested

Details

Original Microsoft text

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

Type
Security updates
Tags
Microsoft Edge (Chromium-based), 2026-Sep
AI analysis
Medium priority · generated by qwen2.5:7b · possibly affects Edge · verify against the original
Review Recommended

Chromium: CVE-2026-84358 Improper privilege management in Downloads

Microsoft Edge (Chromium-based) addresses a vulnerability related to improper privilege management in Downloads. Administrators should review Google Chrome Releases for more details.

What you should do

Review Google Chrome Releases for any necessary actions or updates related to this vulnerability. AI-suggested

Details

Original Microsoft text

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

Type
Security updates
Tags
Microsoft Edge (Chromium-based), 2026-Sep
AI analysis
Medium priority · generated by qwen2.5:7b · possibly affects Edge · verify against the original
Review Recommended

Chromium: CVE-2026-84353 Use after free in Shared Tab Groups

Microsoft Edge (Chromium-based) addresses a use-after-free vulnerability in Shared Tab Groups. Administrators should review for potential impacts.

What you should do

Review existing Edge configurations to ensure they are not impacted by the Shared Tab Groups vulnerability. AI-suggested

Details

Original Microsoft text

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

Type
Security updates
Tags
Microsoft Edge (Chromium-based), 2026-Sep
AI analysis
Medium priority · generated by qwen2.5:7b · possibly affects Edge · verify against the original
Review Recommended

Chromium: CVE-2026-84351 Buffer overflow in GPU

Microsoft Edge (Chromium-based) addresses a buffer overflow vulnerability (CVE-2026-84351) inherited from Chromium. Administrators should review for any Edge configurations that might be affected.

What you should do

Review and test Edge configurations to ensure they are not vulnerable to this update. AI-suggested

Details

Original Microsoft text

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

Type
Security updates
Tags
Microsoft Edge (Chromium-based), 2026-Sep
AI analysis
High priority · generated by qwen2.5:7b · possibly affects Edge · verify against the original
Review Recommended

Chromium: CVE-2026-84350 Use after free in TabStrip

Microsoft Edge (Chromium-based) addresses a use-after-free vulnerability in TabStrip. Administrators should review the Google Chrome Releases for more details.

What you should do

Review the Google Chrome Releases for any necessary actions or updates related to this vulnerability. AI-suggested

Details

Original Microsoft text

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

Type
Security updates
Tags
Microsoft Edge (Chromium-based), 2026-Sep
AI analysis
Medium priority · generated by qwen2.5:7b · possibly affects Edge · verify against the original
Review Recommended

Chromium: CVE-2026-84349 Use after free in Browser

Microsoft Edge (Chromium-based) addresses a use-after-free vulnerability (CVE-2026-84349) inherited from Chromium. Administrators should review for any Edge configurations that might be affected.

What you should do

Review and test any critical Edge configurations to ensure they are not impacted by this update. AI-suggested

Details

Original Microsoft text

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

Type
Security updates
Tags
Microsoft Edge (Chromium-based), 2026-Sep
AI analysis
High priority · generated by qwen2.5:7b · possibly affects Edge · verify against the original
Review Recommended

Chromium: CVE-2026-84347 Use after free in WebRTC

Microsoft Edge (Chromium-based) addresses a Use after free vulnerability in WebRTC. Administrators should review updates from Google Chrome.

What you should do

Check for and install updates from Google Chrome for Microsoft Edge (Chromium-based). AI-suggested

Details

Original Microsoft text

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

Type
Security updates
Tags
Microsoft Edge (Chromium-based), 2026-Sep
AI analysis
Medium priority · generated by qwen2.5:7b · possibly affects Edge · verify against the original
Review Recommended

Chromium: CVE-2026-84324 Use after free in Proxy

Microsoft Edge (Chromium-based) addresses a use after free vulnerability in the Proxy component. Administrators should review the Google Chrome Releases for more details.

What you should do

Review the Google Chrome Releases for any necessary updates or configurations. AI-suggested

Details

Original Microsoft text

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

Type
Security updates
Tags
Microsoft Edge (Chromium-based), 2026-Sep
AI analysis
Medium priority · generated by qwen2.5:7b · possibly affects Edge · verify against the original
Review Recommended

Chromium: CVE-2026-79290 Use after free in Aura

Microsoft Edge (Chromium-based) addresses a critical use-after-free vulnerability (CVE-2026-79290) in Aura. Administrators should review for potential impacts.

What you should do

Review Edge configurations for any custom policies or extensions that might be affected. AI-suggested

Details

Original Microsoft text

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

Severity
Critical
Type
Security updates
Tags
Microsoft Edge (Chromium-based), 2026-Aug
AI analysis
Critical priority · generated by qwen2.5:7b · possibly affects Edge · verify against the original
Review Recommended

Chromium: CVE-2026-79121 Improper input validation in Chromecast

Microsoft Edge (Chromium-based) addresses a critical vulnerability (CVE-2026-79121) related to improper input validation in Chromecast. Administrators should review for potential impacts.

What you should do

Review current Edge configurations to ensure they are not affected by the vulnerability and consider applying any necessary updates. AI-suggested

Details

Original Microsoft text

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

Severity
Critical
Type
Security updates
Tags
Microsoft Edge (Chromium-based), 2026-Aug
AI analysis
Critical priority · generated by qwen2.5:7b · possibly affects Edge · verify against the original
Review Recommended

Chromium: CVE-2026-79052 Use after free in Aura

Microsoft Edge (Chromium-based) addresses a critical use-after-free vulnerability (CVE-2026-79052) inherited from Chromium. Administrators should review for any Edge configurations that might be affected.

What you should do

Review and test any critical Edge configurations to ensure they are not impacted by this update. AI-suggested

Details

Original Microsoft text

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

Severity
Critical
Type
Security updates
Tags
Microsoft Edge (Chromium-based), 2026-Aug
AI analysis
Critical priority · generated by qwen2.5:7b · possibly affects Edge · verify against the original
Review Recommended

Chromium: CVE-2026-79012 Use after free in Safebrowsing

Microsoft Edge (Chromium-based) addresses a critical use-after-free vulnerability in Safebrowsing. Administrators should review updates from Google Chrome.

What you should do

Check for and install updates from Google Chrome to ensure Edge is protected. AI-suggested

Details

Original Microsoft text

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

Severity
Critical
Type
Security updates
Tags
Microsoft Edge (Chromium-based), 2026-Aug
AI analysis
Critical priority · generated by qwen2.5:7b · possibly affects Edge · verify against the original
Review Recommended

Chromium: CVE-2026-76045 Use after free in WebGL

Microsoft Edge (Chromium-based) addresses a use after free vulnerability in WebGL. Administrators should review the Google Chrome Releases for more details.

What you should do

Review the Google Chrome Releases for any necessary actions or updates related to this vulnerability. AI-suggested

Details

Original Microsoft text

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

Type
Security updates
Tags
Microsoft Edge (Chromium-based), 2026-Aug
AI analysis
Medium priority · generated by qwen2.5:7b · possibly affects Edge · verify against the original
Review Recommended

Chromium: CVE-2026-76034 Buffer overflow in WebGL

Microsoft Edge (Chromium-based) addresses a buffer overflow vulnerability in WebGL. Administrators should review Google Chrome Releases for more details.

What you should do

Review Google Chrome Releases for any necessary actions or updates related to this vulnerability. AI-suggested

Details

Original Microsoft text

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

Type
Security updates
Tags
Microsoft Edge (Chromium-based), 2026-Aug
AI analysis
Medium priority · generated by qwen2.5:7b · possibly affects Edge · verify against the original
Review Recommended

Chromium: CVE-2026-19560 Use after free in Blink

Microsoft Edge (Chromium-based) addresses a use-after-free vulnerability (CVE-2026-19560) inherited from Chromium. Administrators should review for any Edge configurations that might be affected.

What you should do

Review and test any critical Edge configurations to ensure they are not impacted by this update. AI-suggested

Details

Original Microsoft text

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

Type
Security updates
Tags
Microsoft Edge (Chromium-based), 2026-Aug
AI analysis
High priority · generated by qwen2.5:7b · possibly affects Edge · verify against the original
Review Recommended

Chromium: CVE-2026-19557 Use after free in TabStrip

Microsoft Edge (Chromium-based) addresses a use-after-free vulnerability in TabStrip. Administrators should review the Google Chrome Releases for more details.

What you should do

Review the Google Chrome Releases for any necessary actions or updates related to this vulnerability. AI-suggested

Details

Original Microsoft text

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

Type
Security updates
Tags
Microsoft Edge (Chromium-based), 2026-Aug
AI analysis
Medium priority · generated by qwen2.5:7b · possibly affects Edge · verify against the original
Review Recommended

Chromium: CVE-2026-19556 Use after free in V8

Microsoft Edge (Chromium-based) addresses a use after free vulnerability in V8. Administrators should review updates from Google Chrome.

What you should do

Check for and install updates from Google Chrome for Microsoft Edge (Chromium-based). AI-suggested

Details

Original Microsoft text

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

Type
Security updates
Tags
Microsoft Edge (Chromium-based), 2026-Aug
AI analysis
Medium priority · generated by qwen2.5:7b · possibly affects Edge · verify against the original
Review Recommended

CVE-2026-19176 Use after free in Skia

Microsoft Edge (Chromium-based) addresses a use after free vulnerability in Skia. Administrators should review the Google Chrome Releases for more details.

What you should do

Review the Google Chrome Releases for any necessary actions. AI-suggested

Details

Original Microsoft text

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

Type
Security updates
Tags
Microsoft Edge (Chromium-based), 2026-Aug
AI analysis
Medium priority · generated by qwen2.5:7b · possibly affects Edge · verify against the original
Review Recommended

CVE-2026-19171 Use after free in Media

Microsoft Edge (Chromium-based) addresses a use after free vulnerability from Chrome. Administrators should review updates from Google Chrome.

What you should do

Monitor and apply updates from Google Chrome for Microsoft Edge. AI-suggested

Details

Original Microsoft text

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

Type
Security updates
Tags
Microsoft Edge (Chromium-based), 2026-Aug
AI analysis
Medium priority · generated by qwen2.5:7b · possibly affects Edge · verify against the original
Review Recommended

CVE-2026-19165 Use after free in Extensions

Microsoft Edge (Chromium-based) addresses a use after free vulnerability from Chrome. Administrators should review updates from Google Chrome.

What you should do

Monitor and apply updates from Google Chrome for Microsoft Edge. AI-suggested

Details

Original Microsoft text

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

Type
Security updates
Tags
Microsoft Edge (Chromium-based), 2026-Aug
AI analysis
Medium priority · generated by qwen2.5:7b · possibly affects Edge · verify against the original
Review Recommended

CVE-2026-19163 Use after free in Media

Microsoft Edge (Chromium-based) addresses a use after free vulnerability from Chrome. Administrators should review updates from Google Chrome.

What you should do

Monitor and apply updates from Google Chrome for Microsoft Edge. AI-suggested

Details

Original Microsoft text

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

Type
Security updates
Tags
Microsoft Edge (Chromium-based), 2026-Aug
AI analysis
Medium priority · generated by qwen2.5:7b · possibly affects Edge · verify against the original