4.2
Medium
CVE-2026-9986 Insufficient validation of untrusted input in OptimizationGuide in Google Chrome prior to 148.0.7778.216 allowed a…
Description
Insufficient validation of untrusted input in OptimizationGuide in Google Chrome prior to 148.0.7778.216 allowed a remote attacker who had compromised the renderer process to perform UI spoofing via a crafted HTML page. (Chromium security severity: High)
Affected products and versions
| Product | Affected versions | Fixed in |
|---|---|---|
| Chrome 148.0 | earliest → < 148.0.7778.216 | 148.0.7778.216 |
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