CVE-2026-76040: Use after free in Google Chrome
CVE-2026-76040 is a use-after-free vulnerability in the Browser component of Google Chrome on Mac systems prior to version 151.0.7922.169. This flaw allows a remote attacker to execute arbitrary code outside the sandbox by tricking a user into visiting a specially crafted HTML page. The vulnerability has a high severity rating with a CVSS score of 8.8.
AI Analysis
Technical Summary
This vulnerability involves a use-after-free condition in the Browser component of Google Chrome on Mac platforms before version 151.0.7922.169. An attacker can exploit this by leveraging social engineering to convince a user to open a maliciously crafted HTML page, which leads to arbitrary code execution outside the browser sandbox. The issue is classified as high severity with a CVSS v3.1 score of 8.8, indicating significant potential impact on confidentiality, integrity, and availability.
Potential Impact
Successful exploitation allows remote attackers to execute arbitrary code outside the sandbox on affected Mac systems running vulnerable Chrome versions. This can lead to full compromise of the user's environment through code execution with the privileges of the browser process.
Mitigation Recommendations
A fix is available in Google Chrome version 151.0.7922.169 and later. Users and administrators should update to this version or newer to remediate the vulnerability. Refer to the official Google Chrome stable channel update advisory at https://chromereleases.googleblog.com/2026/08/stable-channel-update-for-desktop_0826575033.html for detailed update instructions.
CVE-2026-76040: Use after free in Google Chrome
Description
CVE-2026-76040 is a use-after-free vulnerability in the Browser component of Google Chrome on Mac systems prior to version 151.0.7922.169. This flaw allows a remote attacker to execute arbitrary code outside the sandbox by tricking a user into visiting a specially crafted HTML page. The vulnerability has a high severity rating with a CVSS score of 8.8.
CVSS v3.1
Score 8.8high
Affected software
Chrome
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
This vulnerability involves a use-after-free condition in the Browser component of Google Chrome on Mac platforms before version 151.0.7922.169. An attacker can exploit this by leveraging social engineering to convince a user to open a maliciously crafted HTML page, which leads to arbitrary code execution outside the browser sandbox. The issue is classified as high severity with a CVSS v3.1 score of 8.8, indicating significant potential impact on confidentiality, integrity, and availability.
Potential Impact
Successful exploitation allows remote attackers to execute arbitrary code outside the sandbox on affected Mac systems running vulnerable Chrome versions. This can lead to full compromise of the user's environment through code execution with the privileges of the browser process.
Mitigation Recommendations
A fix is available in Google Chrome version 151.0.7922.169 and later. Users and administrators should update to this version or newer to remediate the vulnerability. Refer to the official Google Chrome stable channel update advisory at https://chromereleases.googleblog.com/2026/08/stable-channel-update-for-desktop_0826575033.html for detailed update instructions.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- Chrome
- Date Reserved
- 2026-08-18T19:44:54.187Z
- State
- PUBLISHED
- Vendor Advisory Urls
- [{"url":"https://chromereleases.googleblog.com/2026/08/stable-channel-update-for-desktop_0826575033.html","vendor":"Google"}]
Threat ID: 6a84c574c6e8be0332bb23f8
Added to database: 08/18/2026, 20:49:56 UTC
Last enriched: 09/11/2026, 20:47:31 UTC
Last updated: 10/02/2026, 03:11:21 UTC
Views: 35
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