EUVD-2026-31166
GHSA-m8xp-vjq7-78wm
CVSS VectorNVD
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N
Lifecycle Timeline
4DescriptionNVD
Insufficient policy enforcement in ServiceWorker in Google Chrome on prior to 148.0.7778.179 allowed a remote attacker to leak cross-origin data via a crafted HTML page. (Chromium security severity: High)
AnalysisAI
ServiceWorker policy enforcement failure in Google Chrome prior to version 148.0.7778.179 enables unauthenticated remote attackers to leak cross-origin data by luring a victim to a crafted HTML page. The vulnerability stems from Chrome's ServiceWorker layer failing to adequately enforce isolation boundaries (CWE-693), allowing a malicious origin to read data it should not have access to under the same-origin policy. …
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