Multiple vulnerabilities in Microsoft Browser

Description

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

Below is a complete list of vulnerabilities:

1. Out of bounds memory read vulnerability in V8 can be exploited to cause denial of service.
2. Security UI vulnerability can be exploited to spoof user interface.
3. Security UI vulnerability in Split View can be exploited to spoof user interface.
4. Use after free vulnerability in ANGLE can be exploited to cause denial of service or execute arbitrary code.
5. A security feature bypass vulnerability in Microsoft Edge (Chromium-based) can be exploited remotely to bypass security restrictions.
6. Validation of untrusted input vulnerability in Downloads can be exploited to bypass security restrictions.
7. Security vulnerability in Network can be exploited to bypass security restrictions.
8. Implementation vulnerability in V8 can be exploited to cause denial of service.
9. Security UI vulnerability in Digital Credentials can be exploited to spoof user interface.
10. Implementation vulnerability in Blink can be exploited to cause denial of service.

Original advisories

• CVE-2026-0899

• CVE-2026-0906
• CVE-2026-0907
• CVE-2026-0908
• CVE-2026-21223
• CVE-2026-0903
• CVE-2026-0905
• CVE-2026-0900
• CVE-2026-0904
• CVE-2026-0902
• CVE-2026-0901

Exploitation

Public exploits exist for this vulnerability.

Related products

• Microsoft-Edge

CVE list

• CVE-2026-0903
  high
• CVE-2026-0908
  critical
• CVE-2026-0901
  high
• CVE-2026-0900
  critical
• CVE-2026-0904
  high
• CVE-2026-0905
  critical
• CVE-2026-0906
  critical
• CVE-2026-0907
  critical
• CVE-2026-0902
  critical
• CVE-2026-0899
  critical
• CVE-2026-21223
  high

KB list

Read more

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