CVE-2026-113153: Memory corruption in Google Chrome
Description
A memory corruption vulnerability exists in the SiteIsolation feature of Google Chrome before version 156.0.8078.47. This flaw could allow a remote attacker to execute arbitrary code within the browser's sandbox by delivering a crafted HTML page. The vulnerability has a high severity rating with a CVSS score of 8.8. Google has released a stable channel update addressing this issue.
CVSS v3.1
Score 8.8high
Affected software
Chrome
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
CVE-2026-113153 is a memory corruption vulnerability in Google Chrome's SiteIsolation component affecting versions prior to 156.0.8078.47. Exploitation requires a remote attacker to deliver a specially crafted HTML page, potentially enabling arbitrary code execution inside the sandbox environment. The vulnerability is rated high severity with a CVSS 3.1 score of 8.8, reflecting network attack vector, low attack complexity, no privileges required, user interaction required, and high impact on confidentiality, integrity, and availability. Google published a stable channel update to fix this issue.
Potential Impact
Successful exploitation could allow remote attackers to execute arbitrary code within the sandboxed environment of Chrome, potentially compromising browser security and user data confidentiality, integrity, and availability. The vulnerability is rated high severity (CVSS 8.8). There are no known exploits in the wild at this time.
Mitigation Recommendations
Google has released an official fix in Chrome version 156.0.8078.47. Users and administrators should update to this version or later to remediate the vulnerability. No additional mitigation steps are indicated by the vendor advisory.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- Chrome
- Date Reserved
- 2026-10-19T23:03:20.761Z
- State
- PUBLISHED
- Vendor Advisory Urls
- [{"url":"https://chromereleases.googleblog.com/2026/10/stable-channel-update-for-desktop_02018666648.html","vendor":"Google"}]
Threat ID: 6ad7df8d2cdf04f65664285d
Added to database: 10/20/2026, 21:39:25 UTC
Last enriched: 10/21/2026, 00:04:01 UTC
Last updated: 10/21/2026, 00:04:01 UTC
Views: 2
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