Inappropriate implementation in ServiceWorker in Google Chrome prior to 148.0.7778.96 allowed a remote attacker who had compromised the renderer process to bypass site isolation via a crafted HTML page. (Chromium security severity: High)
History

Sat, 09 May 2026 00:15:00 +0000

Type Values Removed Values Added
Title ServiceWorker Site Isolation Bypass in Google Chrome chromium-browser: Inappropriate implementation in ServiceWorker
Weaknesses CWE-807
References
Metrics threat_severity

None

threat_severity

Important


Thu, 07 May 2026 04:45:00 +0000

Type Values Removed Values Added
Title ServiceWorker Site Isolation Bypass in Google Chrome

Thu, 07 May 2026 01:30:00 +0000

Type Values Removed Values Added
Title Chrome ServiceWorker Site Isolation Bypass in Compromised Renderer Process
Weaknesses CWE-200
CWE-285

Wed, 06 May 2026 23:45:00 +0000

Type Values Removed Values Added
First Time appeared Apple
Apple macos
Linux
Linux linux Kernel
Microsoft
Microsoft windows
CPEs cpe:2.3:a:google:chrome:*:*:*:*:*:*:*:*
cpe:2.3:o:apple:macos:-:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:-:*:*:*:*:*:*:*
cpe:2.3:o:microsoft:windows:-:*:*:*:*:*:*:*
Vendors & Products Apple
Apple macos
Linux
Linux linux Kernel
Microsoft
Microsoft windows

Wed, 06 May 2026 22:15:00 +0000

Type Values Removed Values Added
Weaknesses CWE-693
Metrics cvssV3_1

{'score': 3.1, 'vector': 'CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:L/I:N/A:N'}

ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}


Wed, 06 May 2026 20:15:00 +0000

Type Values Removed Values Added
First Time appeared Google
Google chrome
Vendors & Products Google
Google chrome

Wed, 06 May 2026 19:45:00 +0000

Type Values Removed Values Added
Title Chrome ServiceWorker Site Isolation Bypass in Compromised Renderer Process
Weaknesses CWE-200
CWE-285

Wed, 06 May 2026 18:30:00 +0000

Type Values Removed Values Added
Description Inappropriate implementation in ServiceWorker in Google Chrome prior to 148.0.7778.96 allowed a remote attacker who had compromised the renderer process to bypass site isolation via a crafted HTML page. (Chromium security severity: High)
References

cve-icon MITRE

Status: PUBLISHED

Assigner: Chrome

Published: 2026-05-06T18:12:29.530Z

Updated: 2026-05-06T22:03:04.633Z

Reserved: 2026-05-05T22:59:06.682Z

Link: CVE-2026-7909

cve-icon Vulnrichment

Updated: 2026-05-06T21:43:23.843Z

cve-icon NVD

Status : Analyzed

Published: 2026-05-06T19:16:39.197

Modified: 2026-05-06T23:41:05.763

Link: CVE-2026-7909

cve-icon Redhat

Severity : Important

Publid Date: 2026-05-05T00:00:00Z

Links: CVE-2026-7909 - Bugzilla