CVE-2026-76019

Published Aug 20, 2026 CVSS 3.1 · 8.1 High EPSS < 1% KEV · Not listed
Description
Incorrect authorization in Workers in Google Chrome prior to 151.0.7922.173 allowed a remote attacker who had compromised the renderer process and leveraged social engineering to bypass web origin policy via a crafted HTML page. (Chromium security severity: High)

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

Source ID Title
Debian DLA Debian DLA DLA-4758-1 chromium security update
Debian DSA Debian DSA DSA-6476-1 chromium security update
History
Type Values Removed Values Added
CPEs cpe:2.3:a:google:chrome:*:*:*:*:*:*:*:*
Type Values Removed Values Added
Title Authorization Bypass in Chrome Workers Allows Origin Policy Exfiltration
Type Values Removed Values Added
Metrics cvssV3_1

{'score': 8.1, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:N'}

ssvc

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

Type Values Removed Values Added
Title Authorization Bypass in Chrome Workers Allows Origin Policy Exfiltration
Type Values Removed Values Added
First Time appeared Google
Google chrome
Vendors & Products Google
Google chrome
Type Values Removed Values Added
Description Incorrect authorization in Workers in Google Chrome prior to 151.0.7922.173 allowed a remote attacker who had compromised the renderer process and leveraged social engineering to bypass web origin policy via a crafted HTML page. (Chromium security severity: High)
Weaknesses CWE-863
References
Weaknesses

Sources

Status
PUBLISHED
Assigner
Chrome
Published
Updated
Aug 21, 2026, 6:44 PM
Reserved
Aug 18, 2026, 7:28 PM
Status
Analyzed
Published
Aug 20, 2026, 9:17 PM
Modified
Oct 18, 2026, 8:10 PM