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CVE-2026-12456

Description

Inappropriate implementation in Extensions in Google Chrome prior to 149.0.7827.155 allowed an attacker who convinced a user to install a malicious extension to bypass same origin policy via a crafted Chrome Extension. (Chromium security severity: High)

CVSS 4.2EPSS 0.13699999999999998%Risk 0.43
View source
Published
2026-06-17 13:20:01
Vector
CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:L/I:L/A:N
Operating systems
Windows; MacOS; Linux