CVE-2026-85048: Use After Free
Chromium CVE-2026-85048: Use after free in Compositing
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 Compositing in Google Chrome prior to 152.0.7977.82 allowed a remote attacker who had compromised the renderer process to execute arbitrary code outside the sandbox via a crafted HTML page. (Chromium security severity: High)
— MITRE
Affected Software
Remediation
Recommended actions to resolve this vulnerability, in priority order.
- Upgrade
Upgrade to a fixed release to a version that resolves this vulnerability.
Fixed in 152.0.4191.66 - Upgrade
Upgrade
Google Chrome / Chromium-based Edgeto a version that resolves this vulnerability.Fixed in 152.0.7977.82
Event History
Frequently Asked Questions
What access does an attacker need to exploit this issue?
The attacker must first compromise the Chrome renderer process. The vulnerability can then be used with a crafted HTML page to execute arbitrary code outside Chrome's sandbox.
Which Chrome versions need to be updated?
Google Chrome versions prior to 152.0.7977.82 are affected. Update Chrome to 152.0.7977.82 or later.