CVE-2026-1504
MEDIUMCVSS Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N
Lifecycle Timeline
3Description
Inappropriate implementation in Background Fetch API in Google Chrome prior to 144.0.7559.110 allowed a remote attacker to leak cross-origin data via a crafted HTML page. (Chromium security severity: High)
Analysis
Cross-origin data disclosure in Google Chrome's Background Fetch API prior to version 144.0.7559.110 enables remote attackers to steal sensitive information from other websites through specially crafted HTML pages, requiring only user interaction. The vulnerability affects all Chrome users and has a patch available in the latest version.
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Remediation
Within 30 days: Identify affected systems running Background Fetch API in Google Chrome and apply vendor patches as part of regular patch cycle. Vendor patch is available.
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External POC / Exploit Code
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