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CVE Vulnerabilities

CVE-2026-78966

Externally Controlled Reference to a Resource in Another Sphere

Published: Aug 25, 2026 | Modified: Aug 28, 2026
CVSS 3.x
N/A
Source:
NVD
CVSS 2.x
RedHat/V2
RedHat/V3
7.4 IMPORTANT
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:N/A:N
Ubuntu
MEDIUM
Vulnerability-free packages from our partners
Additional information
NVDhttps://nvd.nist.gov/vuln/detail/CVE-2026-78966
CWEhttps://cwe.mitre.org/data/definitions/610.html

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)

Weakness

The product uses an externally controlled name or reference that resolves to a resource that is outside of the intended control sphere.

Affected Software

NameVendorStart VersionEnd Version
ChromeGoogle*152.0.7977.65 (excluding)
Chromium-browserUbuntuupstream*

References

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