PT-2026-81565 · Google · Google Chrome

CVE-2026-78954

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Published

2026-08-25

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Updated

2026-09-01

CVSS v3.1

4.3

Medium

VectorAV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N
Name of the Vulnerable Software and Affected Versions Google Chrome versions prior to 152.0.7977.65
Description Incorrect authorization in Extensions allows a remote attacker who has compromised the renderer process to bypass the web origin policy through a crafted HTML page. The web origin policy is a security mechanism that restricts how a document or script loaded from one origin can interact with a resource from another origin.
Recommendations Update Google Chrome to version 152.0.7977.65 or later.

Fix

DoS

Incorrect Authorization

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Weakness Enumeration

Related Identifiers

CVE-2026-78954
ECHO-5250-4859-421C
OPENSUSE-SU-2026:11628-1
OPENSUSE-SU-2026:21724-1

Affected Products

Google Chrome