CVE-2026-87527: Buffer overflow in Google Chrome
Description
A critical buffer overflow vulnerability exists in the WebGL component of Google Chrome versions prior to 153.0.8010.36. This flaw allows a remote attacker to execute arbitrary code outside the browser sandbox by delivering a specially crafted HTML page. The vulnerability has a high CVSS score of 9.6, indicating severe impact on confidentiality, integrity, and availability. No known exploits in the wild have been reported. Google has released an update to address this issue.
CVSS v3.1
Score 9.6critical
Affected software
Chrome
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AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
CVE-2026-87527 is a buffer overflow vulnerability in the WebGL implementation of Google Chrome before version 153.0.8010.36. Exploitation requires a user to visit a maliciously crafted HTML page, which can trigger arbitrary code execution outside the sandbox environment. This vulnerability is rated critical with a CVSS 3.1 base score of 9.6, reflecting network attack vector, low attack complexity, no privileges required, user interaction needed, and complete impact on confidentiality, integrity, and availability. The vendor has published a security update to fix this issue.
Potential Impact
Successful exploitation allows remote attackers to execute arbitrary code outside the sandbox, potentially leading to full compromise of the affected system. The vulnerability impacts confidentiality, integrity, and availability of the system running the vulnerable Chrome version.
Mitigation Recommendations
Google has released an official fix in Chrome version 153.0.8010.36. Users and administrators should update to this version or later to remediate the vulnerability. No additional mitigation steps are required once the update is applied.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- Chrome
- Date Reserved
- 2026-09-08T22:39:31.847Z
- State
- PUBLISHED
- Vendor Advisory Urls
- [{"url":"https://chromereleases.googleblog.com/2026/09/stable-channel-update-for-desktop_0808145027.html","vendor":"Google"}]
Threat ID: 6aa0b17cacd9273b49811b26
Added to database: 09/09/2026, 01:08:12 UTC
Last enriched: 09/17/2026, 01:41:40 UTC
Last updated: 10/23/2026, 15:10:15 UTC
Views: 77
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