ACTIVELY EXPLOITED

CVE-2025-13223: Google Chromium V8 Type Confusion Vulnerability

Facts
VendorGoogle
ProductChromium V8
Actively exploitedYes
Added to CISA KEV19 Nov 2025
CISA federal deadline10 Dec 2025
Weakness (CWE)CWE-843

Required action (CISA's text)

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

Description (NVD)

Google Chromium V8 contains a type confusion vulnerability that allows for heap corruption.

SOURCES

Other Google flaws

Data from NVD, CISA KEV, FIRST EPSS and vendor advisories. Updated 10 Nov 2026.