Type confusion in ServiceWorker in Google Chrome prior to 153.0.8010.47 allowed a remote attacker to execute arbitrary code inside the sandbox via a… (CVE-2026-91715)
Type confusion 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
CVE-2026-91715 is a type confusion vulnerability in the ServiceWorker implementation of Google Chrome prior to version 153.0.8010.47. This vulnerability enables remote code execution inside the sandbox environment when a user visits a maliciously crafted HTML page. The flaw arises from improper handling of object types within the ServiceWorker code, leading to potential arbitrary code execution. The Chromium security team has rated this vulnerability as high severity. There is no CVSS score available, and no public exploit is known at this time.
Potential Impact
Successful exploitation of this vulnerability allows a remote attacker to execute arbitrary code within the sandboxed environment of the Chrome browser. This could lead to unauthorized actions or compromise of browser security boundaries. However, the code execution is confined to the sandbox, limiting the scope of impact to the browser context.
Mitigation Recommendations
A fix is available in Google Chrome version 153.0.8010.47. Users and administrators should update to this version or later to remediate the vulnerability. Since this is not a cloud service, remediation depends on applying the browser update. No additional mitigation steps are indicated by the vendor advisory.
Type confusion in ServiceWorker in Google Chrome prior to 153.0.8010.47 allowed a remote attacker to execute arbitrary code inside the sandbox via a… (CVE-2026-91715)
Description
Type confusion 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
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
CVE-2026-91715 is a type confusion vulnerability in the ServiceWorker implementation of Google Chrome prior to version 153.0.8010.47. This vulnerability enables remote code execution inside the sandbox environment when a user visits a maliciously crafted HTML page. The flaw arises from improper handling of object types within the ServiceWorker code, leading to potential arbitrary code execution. The Chromium security team has rated this vulnerability as high severity. There is no CVSS score available, and no public exploit is known at this time.
Potential Impact
Successful exploitation of this vulnerability allows a remote attacker to execute arbitrary code within the sandboxed environment of the Chrome browser. This could lead to unauthorized actions or compromise of browser security boundaries. However, the code execution is confined to the sandbox, limiting the scope of impact to the browser context.
Mitigation Recommendations
A fix is available in Google Chrome version 153.0.8010.47. Users and administrators should update to this version or later to remediate the vulnerability. Since this is not a cloud service, remediation depends on applying the browser update. No additional mitigation steps are indicated by the vendor advisory.
Technical Details
- Gcve Source
- db.gcve.eu
- Osv Id
- GHSA-88x4-r5w3-45vm
- Osv Schema Version
- 1.4.0
- Aliases
- ["CVE-2026-91715"]
- State
- PUBLISHED
Threat ID: 6aaa07d455bf5e2cf5ea2701
Added to database: 09/16/2026, 03:07:00 UTC
Last enriched: 09/16/2026, 03:16:53 UTC
Last updated: 09/16/2026, 05:01:22 UTC
Views: 1
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