Inappropriate implementation in ServiceWorker in Google Chrome prior to 148.0.7778.96 allowed an attacker who convinced a user to install a malicious extension to inject arbitrary scripts or HTML (UXSS) via a crafted Chrome Extension. (Chromium security severity: Medium)
History

Thu, 07 May 2026 03:45:00 +0000

Type Values Removed Values Added
Title ServiceWorker XSS via Malicious Chrome Extension

Thu, 07 May 2026 02:15:00 +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

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

Type Values Removed Values Added
Title ServiceWorker UI Script Injection Vulnerability in Chrome
Weaknesses CWE-116

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

Type Values Removed Values Added
Metrics cvssV3_1

{'score': 5.4, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:N'}

ssvc

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


Wed, 06 May 2026 21:30:00 +0000

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

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

Type Values Removed Values Added
Title ServiceWorker UI Script Injection Vulnerability in Chrome
Weaknesses CWE-116
CWE-79

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 an attacker who convinced a user to install a malicious extension to inject arbitrary scripts or HTML (UXSS) via a crafted Chrome Extension. (Chromium security severity: Medium)
References

cve-icon MITRE

Status: PUBLISHED

Assigner: Chrome

Published: 2026-05-06T18:12:52.474Z

Updated: 2026-05-06T21:55:20.944Z

Reserved: 2026-05-05T22:59:20.195Z

Link: CVE-2026-7958

cve-icon Vulnrichment

Updated: 2026-05-06T21:39:36.602Z

cve-icon NVD

Status : Analyzed

Published: 2026-05-06T19:16:45.693

Modified: 2026-05-07T02:05:24.340

Link: CVE-2026-7958

cve-icon Redhat

No data.