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cve-2026-5911

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CVE-2026-5911 is a Chromium vulnerability affecting Google Chrome and Microsoft Edge that allows a remote attacker to bypass content security policy via a crafted HTML page. The flaw is specifically a policy bypass in ServiceWorkers. The issue is fixed in Chrome version 147.0.7727.55 and later. Microsoft's Security Update Guide tracks this CVE for Edge, making it relevant for enterprise defenders managing Chromium-based browser updates. Users should ensure their browsers are updated to the latest stable version to mitigate the risk.
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    CVE-2026-5911: Chrome ServiceWorker CSP Bypass—Update to 147.0.7727.55+

    Chromium’s CVE-2026-5911 is the kind of browser flaw that looks modest in a bulletin but matters far more once you place it in the modern Chrome and Edge patching chain. Microsoft’s Security Update Guide says the issue affects Google Chrome prior to 147.0.7727.55 and allows a remote attacker to...
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    • chrome security csp bypass cve-2026-5911 serviceworker policy
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    • Forum: Security Alerts
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