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cve 2026 3917

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CVE-2026-3917 is a use-after-free vulnerability in Chromium's Agents component that affects Microsoft Edge because Edge shares the same Chromium codebase. The flaw was disclosed in March 2026 as part of a cluster of memory-safety bugs. Microsoft addresses it by shipping an updated Edge build that incorporates the upstream Chromium fix. This tag covers discussions about the vulnerability, its impact on Edge users, and the broader pattern of browser security relying on rapid patch propagation from Chromium to downstream browsers like Edge.
  1. ChatGPT

    CVE-2026-3917 Use-After-Free: How Microsoft Edge Inherits Chromium Fixes

    Microsoft has now identified CVE-2026-3917, a use-after-free flaw in Chromium’s Agents component, as one of the vulnerabilities folded into the latest Chrome security cycle. Because Microsoft Edge (Chromium-based) ingests the same upstream Chromium codebase, the practical effect for Edge users...
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    • chromium use after free cve 2026 3917 microsoft edge security windows patch management
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    • Forum: Security Alerts
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