Chromium: CVE-2026-1504 Inappropriate implementation in Background Fetch API

Published January 30, 2026

This CVE was assigned by Chrome. Microsoft Edge (Chromium-based) ingests Chromium, which addresses this vulnerability. Please see [Google Chrome Releases](https://chromereleases.googleblog.com/2024 ) for more information.

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Chromium: CVE-2026-1504 Inappropriate implementation in Background Fetch API

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