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

• Severity: high (CVSS 8.8 v3.1)
• Exploited in the wild: yes — in CISA KEV since 2026-02-17
• EPSS: 55.0% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2026-02-13 · updated 2026-06-17
• Weakness: CWE-416

Description

Use after free in CSS in Google Chrome prior to 145.0.7632.75 allowed a remote attacker to execute arbitrary code inside a sandbox via a crafted HTML page. (Chromium security severity: High)

Affected products

• Google Chrome: before 145.0.7632.75; before 145.0.7632.76 — fixed in 145.0.7632.75, 145.0.7632.76

How to fix

Upgrade to a fixed version: Google Chrome 145.0.7632.75, 145.0.7632.76. Check the vendor advisory for mitigations.

References

• https://chromereleases.googleblog.com/2026/02/stable-channel-update-for-desktop_13.html
• https://issues.chromium.org/issues/483569511
• https://github.com/huseyinstif/CVE-2026-2441-PoC/blob/main/poc.html
• https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2026-2441

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