Out-of-Bounds Write Vulnerability in MatroskaExtractor for Android
CVE-2026-28609

8.8HIGH

Key Information:

Vendor

Google

Status
Vendor
CVE Published:
8 September 2026

Badges

๐Ÿ‘พ Exploit Exists๐ŸŸก Public PoC

What is CVE-2026-28609?

This vulnerability in MatroskaExtractor.cpp involves a potential out-of-bounds write, resulting from inadequate type casting. This flaw allows an attacker to execute arbitrary code remotely without requiring special permissions or user interactions. It raises significant security concerns for devices running affected versions of the Android operating system.

Affected Version(s)

Android 16-qpr2

Android 16

Android 15

Exploit Proof of Concept (PoC)

PoC code is written by security researchers to demonstrate the vulnerability can be exploited. PoC code is also a key component for weaponization which could lead to ransomware.

References

CVSS V3.1

Score:
8.8
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
Low
User Interaction:
None
Scope:
Unchanged

Timeline

  • ๐ŸŸก

    Public PoC available

  • ๐Ÿ‘พ

    Exploit known to exist

  • Vulnerability published

  • Vulnerability Reserved

.