Description
Inappropriate implementation in Media in Google Chrome prior to 148.0.7778.216 allowed a remote attacker to bypass same origin policy via a crafted video file. (Chromium security severity: High)
Affected products
google: chrome; microsoft: windows; apple: macos; linux: linux kernel
References2
- chromereleases.googleblog.com/2026/05/stable-channel-update-for… Vendor Advisory
- issues.chromium.org/issues/513054053 Permissions Required
Metrics
- CVSS 3.1
-
6.3
MEDIUM
Score source: CNA
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:L - EPSS — exploit probability
- 0% percentile: 2 · as of 15 November 2026
- CWE
- CWE-346
Could this be exploited in your environment?
A patch closes the known hole. A penetration test shows what an attacker can still reach — with proof.