Inappropriate implementation in Extensions in Google Chrome prior to 149.0.7827.53 allowed a remote attacker who had compromised the renderer process to perform privilege escalation via a crafted HTML page. (Chromium security severity: Low)
History

Sun, 07 Jun 2026 12:15:00 +0000

Type Values Removed Values Added
Title chromium-browser: Insufficient validation of untrusted input in Extensions
Weaknesses CWE-358
References
Metrics threat_severity

None

threat_severity

Low


Fri, 05 Jun 2026 15:30:00 +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

Fri, 05 Jun 2026 06:00:00 +0000

Type Values Removed Values Added
Title Chrome Extension Privilege Escalation via Crafted HTML Page

Fri, 05 Jun 2026 02:30:00 +0000

Type Values Removed Values Added
Metrics cvssV3_1

{'score': 7.5, 'vector': 'CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H'}

ssvc

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


Fri, 05 Jun 2026 01:15:00 +0000

Type Values Removed Values Added
Title Chrome Extension Privilege Escalation via Crafted HTML Page

Fri, 05 Jun 2026 00:45:00 +0000

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

Thu, 04 Jun 2026 23:45:00 +0000

Type Values Removed Values Added
Description Inappropriate implementation in Extensions in Google Chrome prior to 149.0.7827.53 allowed a remote attacker who had compromised the renderer process to perform privilege escalation via a crafted HTML page. (Chromium security severity: Low)
Weaknesses CWE-20
References

cve-icon MITRE

Status: PUBLISHED

Assigner: Chrome

Published: 2026-06-04T23:05:57.187Z

Updated: 2026-06-05T01:11:51.694Z

Reserved: 2026-06-04T17:11:00.310Z

Link: CVE-2026-11239

cve-icon Vulnrichment

Updated: 2026-06-05T01:11:48.281Z

cve-icon NVD

Status : Analyzed

Published: 2026-06-05T00:17:00.067

Modified: 2026-06-05T15:29:48.950

Link: CVE-2026-11239

cve-icon Redhat

Severity : Low

Publid Date: 2026-06-02T00:00:00Z

Links: CVE-2026-11239 - Bugzilla