CVE-2026-87504: Use After Free
Chromium CVE-2026-87504: Use after free in Core
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 Core in Google Chrome prior to 153.0.8010.36 allowed a remote attacker leveraging social engineering to execute arbitrary code outside the sandbox via a crafted Chrome extension. (Chromium security severity: Medium)
— NVD
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 153.0.4234.32 - Upgrade
Upgrade
Google Chrome (Chromium-based) / Chromium Coreto a version that resolves this vulnerability.Fixed in 153.0.8010.36 - Upgrade
Upgrade
Microsoft Edge (Chromium-based)to a version that resolves this vulnerability.Fixed in 153.0.8010.36
Event History
Frequently Asked Questions
What does an attacker need to exploit this issue?
The attacker needs to persuade a user to interact with a crafted Chrome extension. Exploitation is remote and is described as enabling arbitrary code execution outside the sandbox.
Which Chrome installations should be prioritized for updating?
Google Chrome versions earlier than 153.0.8010.36 are affected. Update affected desktop Chrome installations to 153.0.8010.36 or later.