CVE-2026-91709

EUVD-2026-79970
Type confusion in ServiceWorker in Google Chrome prior to 153.0.8010.47 allowed a remote attacker to execute arbitrary code inside the sandbox via a crafted HTML page. (Chromium security severity: High)
Type Confusion
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
ChromeCNA
UNKNOWN
---
Base Score
CVSS 3.x
EPSS Score
Percentile: Unknown
Early Detection
Affected products identified ahead of NVD analysis through intelligence sources.
VendorProductVersionSource
googlechrome
𝑥
< 153.0.8010.47
CNA
Common Weakness Enumeration
References
https://chromereleases.googleblog.com/2026/09/stable-channel-update-for-desktop_0541751186.html
https://issues.chromium.org/issues/547815507