CVE-2026-91716: Use after free in Google Chrome
Use after free in Auth in Google Chrome prior to 153.0.8010.47 allowed a remote attacker to execute arbitrary code outside the sandbox via a crafted HTML page. (Chromium security severity: High)
AI Analysis
Technical Summary
This vulnerability involves a use-after-free condition in the authentication module of Google Chrome before version 153.0.8010.47. Exploitation requires a remote attacker to deliver a specially crafted HTML page that triggers arbitrary code execution outside the sandbox environment, potentially compromising the host system. The issue was publicly disclosed and patched by Google in the stable channel update referenced in the vendor advisory.
Potential Impact
Successful exploitation enables remote code execution outside the sandbox, which can lead to full system compromise or unauthorized actions on the affected machine. The vulnerability affects users running vulnerable versions of Chrome prior to 153.0.8010.47.
Mitigation Recommendations
Users should update Google Chrome to version 153.0.8010.47 or later, where this vulnerability has been fixed. Refer to the official Google Chrome stable channel update advisory for details: https://chromereleases.googleblog.com/2026/09/stable-channel-update-for-desktop_0541751186.html
CVE-2026-91716: Use after free in Google Chrome
Description
Use after free in Auth in Google Chrome prior to 153.0.8010.47 allowed a remote attacker to execute arbitrary code outside 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
This vulnerability involves a use-after-free condition in the authentication module of Google Chrome before version 153.0.8010.47. Exploitation requires a remote attacker to deliver a specially crafted HTML page that triggers arbitrary code execution outside the sandbox environment, potentially compromising the host system. The issue was publicly disclosed and patched by Google in the stable channel update referenced in the vendor advisory.
Potential Impact
Successful exploitation enables remote code execution outside the sandbox, which can lead to full system compromise or unauthorized actions on the affected machine. The vulnerability affects users running vulnerable versions of Chrome prior to 153.0.8010.47.
Mitigation Recommendations
Users should update Google Chrome to version 153.0.8010.47 or later, where this vulnerability has been fixed. Refer to the official Google Chrome stable channel update advisory for details: https://chromereleases.googleblog.com/2026/09/stable-channel-update-for-desktop_0541751186.html
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- Chrome
- Date Reserved
- 2026-09-14T22:51:22.354Z
- State
- PUBLISHED
- Vendor Advisory Urls
- [{"url":"https://chromereleases.googleblog.com/2026/09/stable-channel-update-for-desktop_0541751186.html","vendor":"Google"}]
Threat ID: 6aa9aed555bf5e2cf55add10
Added to database: 09/15/2026, 20:47:17 UTC
Last enriched: 09/15/2026, 21:17:27 UTC
Last updated: 09/16/2026, 04:01:24 UTC
Views: 5
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