Google · Chromium V8
CVE-2026-3910
Google Chromium V8 Improper Restriction of Operations Within the Bounds of a Memory Buffer Vulnerability
概要
Inappropriate implementation in V8 in Google Chrome prior to 146.0.7680.75 allowed a remote attacker to execute arbitrary code inside a sandbox via a crafted HTML page. (Chromium security severity: High)
CISA: 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.
対処法
Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.
米国連邦機関の対応期限：2026年3月27日
Googleのその他の悪用された脆弱性
| 追加日 | 脆弱性 | 製品 | 深刻度 | 攻撃の可能性 |
|---|---|---|---|---|
| 2026/09/09 | Out of Bounds Write | Chromium V8 | 高 8.8 | 3.5% |
| 2026/09/04 | Type Confusion | Chromium V8 | 高 8.8 | 1.8% |
| 2026/06/09 | Out-of-Bounds Read and Write | Chromium V8 | 高 8.8 | 2.4% |
| 2025/11/19 | Type Confusion | Chromium V8 | 高 8.8 | 4.9% |
| 2025/09/23 | Type Confusion | Chromium V8 | 高 8.8 | 9.0% |
| 2025/07/02 | Type Confusion | Chromium V8 | 高 8.1 | 14% |
| 2025/06/05 | Out-of-Bounds Read and Write | Chromium V8 | 高 8.8 | 7.6% |
| 2024/08/28 | Inappropriate Implementation | Chromium V8 | 高 8.8 | 19% |
出典：Known Exploited Vulnerabilities（CISA、パブリックドメイン）、CVE records（cve.org）、EPSS（FIRST）。攻撃の可能性は、今後30日以内に誰かがその脆弱性の悪用を試みるというEPSSの推定値です。