CVE-2026-11645

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

IN CISA KEV

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.

Vendor: Google
Product: Chromium V8
CVSS: No score recorded (no NVD record loaded for this entry)
CWE: CWE-787, CWE-125
Published: Not recorded
NVD modified: Not recorded

CISA KEV

Date added: 2026-06-09
Due date: 2026-06-23
Ransomware use: Unknown
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.

EPSS

2.44% chance of exploitation in the next 30 days (percentile 84th)

FIRST EPSS, updated 17 Oct 2026. About EPSS

CVSS is severity, EPSS is likelihood, KEV means already exploited. EPSS is a statistical probability, not a certainty: a low score does not make a bug safe, and a high one does not prove it is being exploited.

Data last updated 18 Oct 2026. Sources: NVD API 2.0, CISA KEV catalog, FIRST EPSS. Links: NVD, CISA KEV. Metadata only. ThreatWire does not host exploit code.