Google Chromium V8 Improper Restriction of Operations Within the Bounds of a Memory Buffer Vulnerability

Technical Severity

CVSS v3.1 Metrics

HIGH

8.8 / 10

Minimal Risk Critical

Vector Specification

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Exploitation Likelihood

EPSS Prediction

1.49 %

Predictive Probability

Percentile Rank

81.0 th

Documented as more likely to be exploited than 81.0% of known CVEs.

Detection Date

Mar 13, 2026

Remediation Due

Mar 27, 2026

CISA Catalog Active

Threat Analysis

Google Chromium V8 contains an improper restriction of operations within the bounds of a memory buffer vulnerability that could allow a remote attacker to execute arbitrary code inside a sandbox via a crafted HTML page. This vulnerability could affect multiple web browsers that utilize Chromium, including, but not limited to, Google Chrome, Microsoft Edge, and Opera.

Remediation Directive

Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.

External Intelligence

https://chromereleases.googleblog.com/2026/03/stable-channel-update-for-desktop_12.html

NVD

National Vulnerability Database

https://nvd.nist.gov/vuln/detail/CVE-2026-3910