Multiple vulnerabilities in Microsoft Browser

Description

Multiple vulnerabilities were found in Microsoft Browser. Malicious users can exploit these vulnerabilities to bypass security restrictions, cause denial of service, execute arbitrary code, obtain sensitive information.

Below is a complete list of vulnerabilities:

1. Security vulnerability can be exploited to bypass security restrictions.
2. A remote code execution vulnerability in Proxy can be exploited remotely to execute arbitrary code.
3. Denial of service vulnerability in DataTransfer can be exploited remotely to cause denial of service.
4. A remote code execution vulnerability in WebRTC can be exploited remotely to execute arbitrary code.
5. Information disclosure vulnerability in MediaCapture can be exploited to obtain sensitive information.
6. A remote code execution vulnerability in Browser can be exploited remotely to execute arbitrary code.
7. A remote code execution vulnerability in TabStrip can be exploited remotely to execute arbitrary code.
8. A remote code execution vulnerability in GPU can be exploited remotely to execute arbitrary code.
9. A remote code execution vulnerability in Shared Tab Groups can be exploited remotely to execute arbitrary code.
10. Denial of service vulnerability in Omnibox can be exploited remotely to cause denial of service.
11. Information disclosure vulnerability in Skia can be exploited to obtain sensitive information.

Original advisories

• CVE-2026-84323

• CVE-2026-84324
• CVE-2026-84325
• CVE-2026-84326
• CVE-2026-84327
• CVE-2026-84328
• CVE-2026-84329
• CVE-2026-84331
• CVE-2026-84332
• CVE-2026-84334
• CVE-2026-84335
• CVE-2026-84347
• CVE-2026-84348
• CVE-2026-84349
• CVE-2026-84350
• CVE-2026-84351
• CVE-2026-84353
• CVE-2026-84354
• CVE-2026-84355
• CVE-2026-84356
• CVE-2026-84357
• CVE-2026-84358
• CVE-2026-84359

Exploitation

Public exploits exist for this vulnerability.

Related products

• Microsoft-Edge

CVE list

• CVE-2026-84323
  unknown
• CVE-2026-84324
  unknown
• CVE-2026-84325
  unknown
• CVE-2026-84326
  unknown
• CVE-2026-84327
  unknown
• CVE-2026-84328
  unknown
• CVE-2026-84329
  unknown
• CVE-2026-84331
  unknown
• CVE-2026-84332
  unknown
• CVE-2026-84334
  unknown
• CVE-2026-84335
  unknown
• CVE-2026-84347
  unknown
• CVE-2026-84348
  unknown
• CVE-2026-84349
  unknown
• CVE-2026-84350
  unknown
• CVE-2026-84351
  unknown
• CVE-2026-84353
  unknown
• CVE-2026-84354
  unknown
• CVE-2026-84355
  unknown
• CVE-2026-84356
  unknown
• CVE-2026-84357
  unknown
• CVE-2026-84358
  unknown
• CVE-2026-84359
  unknown

KB list

Read more

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