Chromium INT overflow CVE-2026-8573: Video File sandbox escape on Win<148.0.7778.168
CVE-2026-8573 Published on May 14, 2026

Integer overflow in Codecs in Google Chrome on Windows prior to 148.0.7778.168 allowed a remote attacker to potentially perform a sandbox escape via a crafted video file. (Chromium security severity: Medium)

NVD

Vulnerability Analysis

CVE-2026-8573 can be exploited with network access, requires user interaction. This vulnerability is consided to have a high level of attack complexity. The potential impact of an exploit of this vulnerability is considered to be very high.

Attack Vector:
NETWORK
Attack Complexity:
HIGH
Privileges Required:
NONE
User Interaction:
REQUIRED
Scope:
CHANGED
Confidentiality Impact:
HIGH
Integrity Impact:
HIGH
Availability Impact:
HIGH

Weakness Type

What is an Assumed-Immutable Parameter Tampering Vulnerability?

The web application does not sufficiently verify inputs that are assumed to be immutable but are actually externally controllable, such as hidden form fields.

CVE-2026-8573 has been classified to as an Assumed-Immutable Parameter Tampering vulnerability or weakness.


Products Associated with CVE-2026-8573

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Google Chrome
 

Affected Versions

Google Chrome: