CVE-2026-87588: Use after free in Google Chrome
Use after free in Chromecast in Google Chrome prior to 153.0.8010.36 allowed a remote attacker to execute arbitrary code inside the sandbox via a crafted HTML page. (Chromium security severity: Medium)
AI Analysis
Technical Summary
CVE-2026-87588 is a use-after-free vulnerability (CWE-416) in the Chromecast feature of Google Chrome before version 153.0.8010.36. Exploitation requires a remote attacker to serve a crafted HTML page that triggers the flaw, enabling arbitrary code execution inside the sandboxed environment of the browser. The vulnerability was assigned medium severity by the Chromium security team. No CVSS score or vendor patch advisory is currently available in the provided data.
Potential Impact
Successful exploitation could allow remote code execution within the sandbox of Google Chrome, potentially enabling an attacker to run arbitrary code with the privileges of the browser process. However, the sandbox limits the scope of impact. There are no known active exploits in the wild at this time.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Users should update Google Chrome to version 153.0.8010.36 or later once the fix is officially released. Until then, exercise caution when visiting untrusted websites that might host malicious HTML content targeting this vulnerability.
CVE-2026-87588: Use after free in Google Chrome
Description
Use after free in Chromecast in Google Chrome prior to 153.0.8010.36 allowed a remote attacker to execute arbitrary code inside the sandbox via a crafted HTML page. (Chromium security severity: Medium)
CVSS v3.1
Score 8.8high
Affected software
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Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
CVE-2026-87588 is a use-after-free vulnerability (CWE-416) in the Chromecast feature of Google Chrome before version 153.0.8010.36. Exploitation requires a remote attacker to serve a crafted HTML page that triggers the flaw, enabling arbitrary code execution inside the sandboxed environment of the browser. The vulnerability was assigned medium severity by the Chromium security team. No CVSS score or vendor patch advisory is currently available in the provided data.
Potential Impact
Successful exploitation could allow remote code execution within the sandbox of Google Chrome, potentially enabling an attacker to run arbitrary code with the privileges of the browser process. However, the sandbox limits the scope of impact. There are no known active exploits in the wild at this time.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Users should update Google Chrome to version 153.0.8010.36 or later once the fix is officially released. Until then, exercise caution when visiting untrusted websites that might host malicious HTML content targeting this vulnerability.
Technical Details
- Gcve Source
- db.gcve.eu
- Osv Id
- GHSA-w6rc-m5wf-q5g6
- Osv Schema Version
- 1.4.0
- Aliases
- ["CVE-2026-87588"]
- Ecosystems
- []
- Database Specific Severity
- null
- Cvss Version
- null
Threat ID: 6aa15f91acd9273b49618abd
Added to database: 09/09/2026, 13:30:57 UTC
Last enriched: 09/09/2026, 14:07:37 UTC
Last updated: 09/09/2026, 22:52:15 UTC
Views: 2
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