Multiple vulnerabilities in Microsoft Browser

Description

Multiple vulnerabilities were found in Microsoft Browser. Malicious users can exploit these vulnerabilities to execute arbitrary code, cause denial of service.

Below is a complete list of vulnerabilities:

1. Integer overflow vulnerability in V8 can be exploited to cause execute arbitrary code and denial of service.
2. Heap buffer overflow vulnerability in Media can be exploited to cause denial of service.
3. Heap buffer overflow vulnerability in PDFium can be exploited to cause denial of service.

Original advisories

• CVE-2026-2649

• CVE-2026-2650
• CVE-2026-2648

Exploitation

Public exploits exist for this vulnerability.

Related products

• Microsoft-Edge

CVE list

• CVE-2026-2648
  critical
• CVE-2026-2649
  critical
• CVE-2026-2650
  critical

KB list

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