ACTIVELY EXPLOITED

CVE-2026-2441: Google Chromium CSS Use-After-Free Vulnerability

Facts
VendorGoogle
ProductChromium
Actively exploitedYes
Added to CISA KEV17 Feb 2026
CISA federal deadline10 Mar 2026
Weakness (CWE)CWE-416

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 CSS contains a use-after-free vulnerability that could allow a remote attacker to potentially exploit heap corruption 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.

SOURCES

Other Google flaws

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