CVE-2026-78966

MediumCVSS 4.3/10Last modified Aug 28, 2026

Description

Externally controlled reference in QUIC in Google Chrome prior to 152.0.7977.65 allowed a remote attacker to bypass web origin policy via a crafted HTML page. (Chromium security severity: Medium)

Metrics

CVSS 3.1 4.3/10CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N

Weakness enumeration

Affected software

No affected versions have been published.

Timeline

Published
Aug 25, 2026
Last modified
Aug 28, 2026
NVD status
Analyzed

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CVE-2026-78966: Medium severity, CVSS 4.3 | Vulnix