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Description

Use after free in Microsoft Edge (Chromium-based) allows an authorized attacker to execute code over a network.

PUBLISHED Reserved 2026-06-04 | Published 2026-07-01 | Updated 2026-07-08 | Assigner microsoft




HIGH: 8.3CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:L/E:U/RL:O/RC:C

Problem types

CWE-416: Use After Free

Product status

1.0.0.0 (custom) before 149.0.4022.68
affected

References

msrc.microsoft.com/update-guide/vulnerability/CVE-2026-50521 (Microsoft Edge (Chromium-based) Remote Code Execution Vulnerability) vendor-advisory patch

cve.org (CVE-2026-50521)

nvd.nist.gov (CVE-2026-50521)

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