Actively exploited
Listed in CISA’s Known Exploited Vulnerabilities catalog since February 17, 2026.
CVE-2026-2441
Google Chromium CSS Use-After-Free Vulnerability
Added to KEV February 17, 2026
Alert details
- Source feed
- CISA KEV
- CVE ID
- CVE-2026-2441
- CWE
- CWE-416
- Affected products
- Chromium · Google Chromium · Google
What happened
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.
What it means for your business
Google Chromium is listed in CISA's Known Exploited Vulnerabilities catalog (CVE-2026-2441). 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. CISA remediation due date: 2026-03-10. If you need help checking exposure, call (864) 335-9223.
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.
CISA due date: March 10, 2026
Sources
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