CVE-2026-4449: High Use after free in Blink
Chromium: CVE-2026-4449 Use after free in Blink
Other sources
This CVE was assigned by Chrome. Microsoft Edge (Chromium-based) ingests Chromium, which addresses this vulnerability. Please see Google Chrome Releases for more information.
— Microsoft
Use after free in Blink in Google Chrome prior to 146.0.7680.153 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page. (Chromium security severity: High)
— NVD
Credit
Affected Software
Event History
Peer vulnerabilities
Found alongside the following vulnerabilities.
Frequently Asked Questions
What is the severity of CVE-2026-4449?
CVE-2026-4449 is classified as a high severity vulnerability due to its nature of causing a use after free condition in Blink.
How do I fix CVE-2026-4449?
To fix CVE-2026-4449, update Google Chrome to version 146.0.7680.153 or later.
Which versions of Google Chrome are affected by CVE-2026-4449?
CVE-2026-4449 affects all versions of Google Chrome prior to 146.0.7680.153.
Which browsers are impacted by CVE-2026-4449?
CVE-2026-4449 impacts Google Chrome and Microsoft Edge (Chromium-based) that include a vulnerable Chromium version.
Is CVE-2026-4449 addressed in Microsoft Edge?
Yes, CVE-2026-4449 is addressed in Microsoft Edge through updates that incorporate fixes from the Chromium project.