CVE WatchJul 23, 2026

CVE-2026-11645

Google Chromium V8 Out-of-Bounds Read and Write Vulnerability

CVSS

8.8

High

EPSS

2.4%

p84

KEV

YES

Jun 9, 2026

Exploit Today

0-100

Published: Jun 9, 2026 · Last modified: Jul 23, 2026 · CWE-125 · CWE-787

EPSS · 30d

2.2%EPSS · 30 days2.5%

2026-09-172026-10-15

KEV catalog record

Product

Google / Chromium V8

Vulnerability

Google Chromium V8 Out-of-Bounds Read and Write Vulnerability

Added to KEV

Jun 9, 2026

Remediate by

Jun 23, 2026

Known ransomware use

Summary description

Google Chromium V8 out-of-bounds read and write 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.

Required action

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

Notes

https://chromereleases.googleblog.com/2026/06/stable-channel-update-for-desktop_0153744567.html ; https://issues.chromium.org/issues/506689381 ; https://nvd.nist.gov/vuln/detail/CVE-2026-11645

Technical description

Out of bounds read and write in V8 in Google Chrome prior to 149.0.7827.103 allowed a remote attacker to execute arbitrary code inside a sandbox via a crafted HTML page. (Chromium security severity: High)

Official references

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