CVE-2026-87588: Use after free in Google Chrome
Description
A use-after-free vulnerability exists in the Chromecast component of Google Chrome prior to version 153.0.8010.36. This flaw allows a remote attacker to execute arbitrary code within the sandbox by crafting a malicious HTML page. The vulnerability has a high severity rating with a CVSS score of 8.8.
CVSS v3.1
Score 8.8high
Affected software
Chrome
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AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
CVE-2026-87588 is a use-after-free vulnerability in the Chromecast feature of Google Chrome versions before 153.0.8010.36. Exploitation requires a user to visit a specially crafted HTML page, enabling remote code execution inside the browser sandbox. The vulnerability is rated high severity with a CVSS 3.1 score of 8.8, reflecting its potential impact on confidentiality, integrity, and availability.
Potential Impact
Successful exploitation could allow an attacker to execute arbitrary code within the sandboxed environment of the Chrome browser, potentially compromising user data and system integrity. The vulnerability affects confidentiality, integrity, and availability as indicated by the CVSS vector.
Mitigation Recommendations
A fixed version is available: users should update Google Chrome to version 153.0.8010.36 or later. Refer to the official Google Chrome stable channel update advisory at https://chromereleases.googleblog.com/2026/09/stable-channel-update-for-desktop_0808145027.html for details.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- Chrome
- Date Reserved
- 2026-09-08T22:41:33.927Z
- State
- PUBLISHED
- Vendor Advisory Urls
- [{"url":"https://chromereleases.googleblog.com/2026/09/stable-channel-update-for-desktop_0808145027.html","vendor":"Google"}]
Threat ID: 6aa0b188acd9273b49812994
Added to database: 09/09/2026, 01:08:24 UTC
Last enriched: 09/17/2026, 01:42:36 UTC
Last updated: 10/21/2026, 13:20:24 UTC
Views: 21
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