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CVE-2026-91734

High

Description

Incorrect authorization in Core in Google Chrome on on Windows prior to 153.0.8010.47 allowed a local attacker to execute arbitrary code outside the sandbox via a local program. (Chromium security severity: High)

SeverityHigh
CVSS7.4
Exploit probability—
ProductGoogle Chrome
PublishedSep 15, 2026
First seenSep 15, 2026
Weakness typeCWE-863Incorrect authorization

How to fix

Update
  • google chrome153.0.8010.47 or later

Affected products

ProductAffected versionsFixed in
google chromev < 153.0.8010.47153.0.8010.47

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