CVE-2026-10963: Integer overflow in Google Chrome
CVE-2026-10963 is a high severity integer overflow vulnerability in the V8 engine of Google Chrome versions prior to 149. 0. 7827. 53. This flaw allows a remote attacker to execute arbitrary code within the browser's sandbox by delivering a specially crafted HTML page. The vulnerability has a CVSS score of 8. 8, indicating a significant impact on confidentiality, integrity, and availability. There are no known exploits in the wild at this time. The vendor advisory linked refers to a stable channel update addressing this issue.
AI Analysis
Technical Summary
An integer overflow vulnerability exists in the V8 JavaScript engine component of Google Chrome before version 149.0.7827.53. Exploiting this flaw enables remote code execution inside the sandbox environment through crafted HTML content. The vulnerability is rated high severity with a CVSS 3.1 score of 8.8, reflecting its potential to compromise system confidentiality, integrity, and availability. The issue was publicly disclosed on June 4, 2026, and a vendor advisory is available indicating a stable channel update that includes the fix.
Potential Impact
Successful exploitation of this vulnerability allows remote attackers to execute arbitrary code within the sandboxed environment of the Chrome browser. This can lead to full compromise of the affected browser process, potentially impacting user data confidentiality, integrity, and availability. No known active exploits have been reported.
Mitigation Recommendations
A fixed version of Google Chrome (149.0.7827.53 or later) has been released to address this vulnerability. Users and administrators should update to this version or later to remediate the issue. Refer to the official Google Chrome stable channel update advisory at https://chromereleases.googleblog.com/2026/06/stable-channel-update-for-desktop.html for detailed update instructions. No additional mitigation steps are indicated by the vendor.
CVE-2026-10963: Integer overflow in Google Chrome
Description
CVE-2026-10963 is a high severity integer overflow vulnerability in the V8 engine of Google Chrome versions prior to 149. 0. 7827. 53. This flaw allows a remote attacker to execute arbitrary code within the browser's sandbox by delivering a specially crafted HTML page. The vulnerability has a CVSS score of 8. 8, indicating a significant impact on confidentiality, integrity, and availability. There are no known exploits in the wild at this time. The vendor advisory linked refers to a stable channel update addressing this issue.
CVSS v3.1
Score 8.8high
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
An integer overflow vulnerability exists in the V8 JavaScript engine component of Google Chrome before version 149.0.7827.53. Exploiting this flaw enables remote code execution inside the sandbox environment through crafted HTML content. The vulnerability is rated high severity with a CVSS 3.1 score of 8.8, reflecting its potential to compromise system confidentiality, integrity, and availability. The issue was publicly disclosed on June 4, 2026, and a vendor advisory is available indicating a stable channel update that includes the fix.
Potential Impact
Successful exploitation of this vulnerability allows remote attackers to execute arbitrary code within the sandboxed environment of the Chrome browser. This can lead to full compromise of the affected browser process, potentially impacting user data confidentiality, integrity, and availability. No known active exploits have been reported.
Mitigation Recommendations
A fixed version of Google Chrome (149.0.7827.53 or later) has been released to address this vulnerability. Users and administrators should update to this version or later to remediate the issue. Refer to the official Google Chrome stable channel update advisory at https://chromereleases.googleblog.com/2026/06/stable-channel-update-for-desktop.html for detailed update instructions. No additional mitigation steps are indicated by the vendor.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- Chrome
- Date Reserved
- 2026-06-04T17:06:16.875Z
- Cvss Version
- null
- State
- PUBLISHED
- Remediation Level
- null
- Vendor Advisory Urls
- [{"url":"https://chromereleases.googleblog.com/2026/06/stable-channel-update-for-desktop.html","vendor":"Google"}]
Threat ID: 6a220805e29bf47b50dbad12
Added to database: 6/4/2026, 11:19:33 PM
Last enriched: 6/5/2026, 2:33:47 AM
Last updated: 6/5/2026, 5:03:36 AM
Views: 2
Community Reviews
0 reviewsCrowdsource mitigation strategies, share intel context, and vote on the most helpful responses. Sign in to add your voice and help keep defenders ahead.
Want to contribute mitigation steps or threat intel context? Sign in or create an account to join the community discussion.
Actions
Updates to AI analysis require Pro Console access. Upgrade inside Console → Billing.
Need more coverage?
Upgrade to Pro Console for AI refresh and higher limits.
For incident response and remediation, OffSeq services can help resolve threats faster.
Latest Threats
Check if your credentials are on the dark web
Instant breach scanning across billions of leaked records. Free tier available.