CVE-2026-91711: Out of bounds write in Google Chrome
Out of bounds write in ServiceWorker in Google Chrome prior to 153.0.8010.47 allowed a remote attacker to execute arbitrary code inside the sandbox via a crafted HTML page. (Chromium security severity: High)
AI Analysis
Technical Summary
An out-of-bounds write vulnerability exists in the ServiceWorker implementation of Google Chrome before version 153.0.8010.47. Exploitation of this flaw could allow a remote attacker to execute arbitrary code within the sandbox environment by delivering a specially crafted HTML page. The issue was assigned a high severity rating by Chromium security. The vendor has released an update to fix this vulnerability in Chrome 153.0.8010.47.
Potential Impact
Successful exploitation enables remote code execution inside the sandboxed environment of Chrome, potentially allowing attackers to run arbitrary code. The vulnerability is limited to versions prior to 153.0.8010.47. There are no known exploits in the wild at this time.
Mitigation Recommendations
Users should update Google Chrome to version 153.0.8010.47 or later to remediate this vulnerability. The vendor advisory confirms that this update contains the official fix.
CVE-2026-91711: Out of bounds write in Google Chrome
Description
Out of bounds write in ServiceWorker in Google Chrome prior to 153.0.8010.47 allowed a remote attacker to execute arbitrary code inside the sandbox via a crafted HTML page. (Chromium security severity: High)
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
An out-of-bounds write vulnerability exists in the ServiceWorker implementation of Google Chrome before version 153.0.8010.47. Exploitation of this flaw could allow a remote attacker to execute arbitrary code within the sandbox environment by delivering a specially crafted HTML page. The issue was assigned a high severity rating by Chromium security. The vendor has released an update to fix this vulnerability in Chrome 153.0.8010.47.
Potential Impact
Successful exploitation enables remote code execution inside the sandboxed environment of Chrome, potentially allowing attackers to run arbitrary code. The vulnerability is limited to versions prior to 153.0.8010.47. There are no known exploits in the wild at this time.
Mitigation Recommendations
Users should update Google Chrome to version 153.0.8010.47 or later to remediate this vulnerability. The vendor advisory confirms that this update contains the official fix.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- Chrome
- Date Reserved
- 2026-09-14T22:51:08.914Z
- State
- PUBLISHED
- Vendor Advisory Urls
- [{"url":"https://chromereleases.googleblog.com/2026/09/stable-channel-update-for-desktop_0541751186.html","vendor":"Google"}]
Threat ID: 6aa9aed355bf5e2cf55add0a
Added to database: 09/15/2026, 20:47:15 UTC
Last enriched: 09/15/2026, 21:17:42 UTC
Last updated: 09/16/2026, 04:01:22 UTC
Views: 5
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