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CVE-2026-87550

Medium

Description

Improper encoding or escaping of output in CSS in Google Chrome prior to 153.0.8010.36 allowed a remote attacker to potentially bypass web origin policy via a crafted HTML page. (Chromium security severity: Medium)

SeverityMedium
CVSS4.3
Exploit probability—
ProductGoogle Chrome
PublishedSep 9, 2026
First seenSep 9, 2026
Weakness typeCWE-116CWE-116

How to fix

Update
  • google chrome153.0.8010.36 or later

Affected products

ProductAffected versionsFixed in
google chromev < 153.0.8010.36153.0.8010.36

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