CVE-2026-11659: Insufficient validation of untrusted input in Google Chrome
An integer overflow vulnerability in the UI component of Google Chrome on Linux prior to version 149.0.7827.103 allows a remote attacker to potentially escape the sandbox by delivering a crafted HTML page. This vulnerability has a high severity rating and could lead to full compromise of the affected system if exploited.
AI Analysis
Technical Summary
CVE-2026-11659 is an integer overflow vulnerability in the UI of Google Chrome on Linux platforms before version 149.0.7827.103. The flaw allows a remote attacker to craft a malicious HTML page that could trigger a sandbox escape, potentially leading to arbitrary code execution with elevated privileges. The vulnerability is rated critical with a CVSS score of 9.6, reflecting its high impact on confidentiality, integrity, and availability. The vendor has published a stable channel update addressing this issue in version 149.0.7827.103.
Potential Impact
Successful exploitation of this vulnerability could allow an attacker to bypass Chrome's sandbox protections on Linux, leading to arbitrary code execution with elevated privileges. This compromises the confidentiality, integrity, and availability of the affected system.
Mitigation Recommendations
A fix is available in Google Chrome version 149.0.7827.103. Users and administrators should update to this version or later to remediate the vulnerability. Refer to the official Google Chrome stable channel update advisory at https://chromereleases.googleblog.com/2026/06/stable-channel-update-for-desktop_0153744567.html for more details.
CVE-2026-11659: Insufficient validation of untrusted input in Google Chrome
Description
An integer overflow vulnerability in the UI component of Google Chrome on Linux prior to version 149.0.7827.103 allows a remote attacker to potentially escape the sandbox by delivering a crafted HTML page. This vulnerability has a high severity rating and could lead to full compromise of the affected system if exploited.
CVSS v3.1
Score 9.6critical
Affected software
pkg:github/chromium/chromiumRun on your own infrastructure? Check whether these packages are installed with threat-finder — our free open-source scanner.
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
CVE-2026-11659 is an integer overflow vulnerability in the UI of Google Chrome on Linux platforms before version 149.0.7827.103. The flaw allows a remote attacker to craft a malicious HTML page that could trigger a sandbox escape, potentially leading to arbitrary code execution with elevated privileges. The vulnerability is rated critical with a CVSS score of 9.6, reflecting its high impact on confidentiality, integrity, and availability. The vendor has published a stable channel update addressing this issue in version 149.0.7827.103.
Potential Impact
Successful exploitation of this vulnerability could allow an attacker to bypass Chrome's sandbox protections on Linux, leading to arbitrary code execution with elevated privileges. This compromises the confidentiality, integrity, and availability of the affected system.
Mitigation Recommendations
A fix is available in Google Chrome version 149.0.7827.103. Users and administrators should update to this version or later to remediate the vulnerability. Refer to the official Google Chrome stable channel update advisory at https://chromereleases.googleblog.com/2026/06/stable-channel-update-for-desktop_0153744567.html for more details.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- Chrome
- Date Reserved
- 2026-06-08T21:33:43.105Z
- Cvss Version
- null
- State
- PUBLISHED
- Remediation Level
- null
- Vendor Advisory Urls
- [{"url":"https://chromereleases.googleblog.com/2026/06/stable-channel-update-for-desktop_0153744567.html","vendor":"Google"}]
Threat ID: 6a2754e6e29bf47b50c4c351
Added to database: 06/08/2026, 23:48:54 UTC
Last enriched: 06/16/2026, 08:15:20 UTC
Last updated: 07/31/2026, 19:22:57 UTC
Views: 43
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