Blink, as used in Google Chrome before 52.0.2743.116, does not ensure that a taint property is preserved after a structure-clone operation on an ImageBitmap object derived from a cross-origin image, which allows remote attackers to bypass the Same Origin Policy via crafted JavaScript code.
Severity
CVSS 3.0
8.8 high
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
EPSS
1.3% chance of exploitation in the next 30 days; higher than 71% of CVEs (scores of 2026-10-31)