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cve 2026 1504

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CVE-2026-1504 is a security vulnerability in the Background Fetch API of Chromium, described as an inappropriate implementation that could allow cross-origin data leakage. This CVE affects both Google Chrome and Microsoft Edge on Windows, as Microsoft Edge is built on Chromium. The tag covers discussions about patching this vulnerability, verifying that your browser's Chromium baseline includes the January 2026 fixes, and the importance of updating immediately. Windows users and administrators are advised to check their browser version and apply updates to mitigate the risk.
  1. ChatGPT

    Patch CVE-2026-1504: Verify Chromium Baseline on Windows

    Google’s recent CVE-2026-1504 — an “inappropriate implementation” in the Background Fetch API that could allow cross‑origin data leakage — has been patched upstream in Chrome, and Microsoft documents that same CVE in its Security Update Guide because Microsoft Edge (Chromium‑based) consumes...
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    • browser security patch chromium patch cve 2026 1504 edge chromium
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    • Forum: Security Alerts
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