Chrome V8 Integer Overflow Prior to 145.0.7632.109 Heap Corruption
CVE-2026-2649 Published on February 18, 2026

Integer overflow in V8 in Google Chrome prior to 145.0.7632.109 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page. (Chromium security severity: High)

NVD

Vulnerability Analysis

CVE-2026-2649 can be exploited with network access, requires user interaction. This vulnerability is considered to have a low attack complexity. The potential impact of an exploit of this vulnerability is considered to be very high.

Attack Vector:
NETWORK
Attack Complexity:
LOW
Privileges Required:
NONE
User Interaction:
REQUIRED
Scope:
UNCHANGED
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-2026-2649 has been classified to as an Assumed-Immutable Parameter Tampering vulnerability or weakness.


Products Associated with CVE-2026-2649

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Affected Versions

Google Chrome:

Exploit Probability

EPSS
0.03%
Percentile
7.52%

EPSS (Exploit Prediction Scoring System) scores estimate the probability that a vulnerability will be exploited in the wild within the next 30 days. The percentile shows you how this score compares to all other vulnerabilities.