CVE-2026-95339: Use after free in Google Chrome
Use after free in ServiceWorker in Google Chrome prior to 154.0.8037.57 allowed a remote attacker to execute arbitrary code outside the sandbox via a crafted HTML page. (Chromium security severity: Critical)
AI Analysis
Technical Summary
This vulnerability involves a use-after-free condition in the ServiceWorker implementation of Google Chrome before version 154.0.8037.57. Exploitation requires a crafted HTML page that triggers the flaw, enabling remote code execution outside the sandbox environment. The issue was assigned a critical severity by Chromium security. Google has released an update to address this vulnerability.
Potential Impact
Successful exploitation allows a remote attacker to execute arbitrary code outside the sandbox, potentially compromising the host system's security. This elevates the risk of full system compromise through a web-based attack vector.
Mitigation Recommendations
Users and administrators should update Google Chrome to version 154.0.8037.57 or later. This update contains the official fix for the use-after-free vulnerability in ServiceWorker. No additional mitigations are specified by the vendor advisory.
CVE-2026-95339: Use after free in Google Chrome
Description
Use after free in ServiceWorker in Google Chrome prior to 154.0.8037.57 allowed a remote attacker to execute arbitrary code outside the sandbox via a crafted HTML page. (Chromium security severity: Critical)
Affected software
Chrome
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability involves a use-after-free condition in the ServiceWorker implementation of Google Chrome before version 154.0.8037.57. Exploitation requires a crafted HTML page that triggers the flaw, enabling remote code execution outside the sandbox environment. The issue was assigned a critical severity by Chromium security. Google has released an update to address this vulnerability.
Potential Impact
Successful exploitation allows a remote attacker to execute arbitrary code outside the sandbox, potentially compromising the host system's security. This elevates the risk of full system compromise through a web-based attack vector.
Mitigation Recommendations
Users and administrators should update Google Chrome to version 154.0.8037.57 or later. This update contains the official fix for the use-after-free vulnerability in ServiceWorker. No additional mitigations are specified by the vendor advisory.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- Chrome
- Date Reserved
- 2026-09-22T05:09:42.845Z
- State
- PUBLISHED
- Vendor Advisory Urls
- [{"url":"https://chromereleases.googleblog.com/2026/09/stable-channel-update-for-desktop_0856730748.html","vendor":"Google"}]
Threat ID: 6abbf87e57f14566d451c8a9
Added to database: 09/29/2026, 17:42:22 UTC
Last enriched: 09/29/2026, 18:00:13 UTC
Last updated: 09/29/2026, 18:04:29 UTC
Views: 5
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