CVE-2026-15903: Out of bounds read and write in Google Chrome
CVE-2026-15903 is a high-severity vulnerability in Google Chrome's V8 engine prior to version 150.0.7871.128. It involves out of bounds read and write errors that allow a remote attacker to execute arbitrary code within the browser's sandbox by delivering a crafted HTML page. This vulnerability affects Chrome desktop versions before 150.0.7871.128. There is no explicit vendor advisory stating the patch status, but the fixed version is 150.0.7871.128.
AI Analysis
Technical Summary
This vulnerability in Google Chrome's V8 JavaScript engine allows out of bounds read and write operations, which can be exploited by a remote attacker through a specially crafted HTML page to execute arbitrary code inside the sandbox. The issue affects versions of Chrome prior to 150.0.7871.128. The vulnerability is classified as high severity by Chromium security. The vendor advisory link indicates a stable channel update for desktop Chrome that presumably addresses this issue, but no explicit patch or remediation level is stated in the provided data.
Potential Impact
Successful exploitation enables remote code execution within the sandboxed environment of Google Chrome, potentially allowing attackers to run arbitrary code on the victim's machine. This could lead to compromise of user data or further system exploitation depending on sandbox escapes or chained vulnerabilities.
Mitigation Recommendations
Users should update Google Chrome to version 150.0.7871.128 or later to remediate this vulnerability. The vendor advisory linked corresponds to a stable channel update that includes this fix. No additional mitigation steps are specified by the vendor.
CVE-2026-15903: Out of bounds read and write in Google Chrome
Description
CVE-2026-15903 is a high-severity vulnerability in Google Chrome's V8 engine prior to version 150.0.7871.128. It involves out of bounds read and write errors that allow a remote attacker to execute arbitrary code within the browser's sandbox by delivering a crafted HTML page. This vulnerability affects Chrome desktop versions before 150.0.7871.128. There is no explicit vendor advisory stating the patch status, but the fixed version is 150.0.7871.128.
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
This vulnerability in Google Chrome's V8 JavaScript engine allows out of bounds read and write operations, which can be exploited by a remote attacker through a specially crafted HTML page to execute arbitrary code inside the sandbox. The issue affects versions of Chrome prior to 150.0.7871.128. The vulnerability is classified as high severity by Chromium security. The vendor advisory link indicates a stable channel update for desktop Chrome that presumably addresses this issue, but no explicit patch or remediation level is stated in the provided data.
Potential Impact
Successful exploitation enables remote code execution within the sandboxed environment of Google Chrome, potentially allowing attackers to run arbitrary code on the victim's machine. This could lead to compromise of user data or further system exploitation depending on sandbox escapes or chained vulnerabilities.
Mitigation Recommendations
Users should update Google Chrome to version 150.0.7871.128 or later to remediate this vulnerability. The vendor advisory linked corresponds to a stable channel update that includes this fix. No additional mitigation steps are specified by the vendor.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- Chrome
- Date Reserved
- 2026-07-15T18:40:20.217Z
- Cvss Version
- null
- State
- PUBLISHED
- Remediation Level
- null
- Vendor Advisory Urls
- [{"url":"https://chromereleases.googleblog.com/2026/07/stable-channel-update-for-desktop_049796704.html","vendor":"Google"}]
Threat ID: 6a5ea4592a4a8d5989df7172
Added to database: 07/20/2026, 22:42:33 UTC
Last enriched: 07/20/2026, 22:56:49 UTC
Last updated: 07/21/2026, 07:16:39 UTC
Views: 16
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