Description
Incorrect authorization in Core in Google Chrome on on Mac prior to 156.0.8078.47 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: Medium)
Affected products
google: chrome; apple: macos
References2
- chromereleases.googleblog.com/2026/10/stable-channel-update-for… Release NotesVendor Advisory
- issues.chromium.org/issues/553159183 ExploitIssue Tracking
Metrics
- CVSS 3.1
-
6.5
MEDIUM
Score source: CNA
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N - EPSS — exploit probability
- 0% percentile: 25 · as of 9 November 2026
- CWE
- CWE-863
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