Use after free in Microsoft Edge (Chromium-based) allows an authorized attacker to execute code over a network.
How could an attacker exploit this vulnerability? An attacker who already has the ability to execute JavaScript in the affected Microsoft Edge process could trigger the vulnerability through specially crafted activity. Successful exploitation could allow the attacker to execute code beyond the browser's security scope. According to the CVSS metric, the attack complexity is high (AC:H). What does that mean for this vulnerability? To successfully exploit this vulnerability, an attacker would need existing ability to execute Javascript in the impacted process. What is the version information for this release? Microsoft Edge Version Date Released Based on Chromium Version 152.0.4191.53 08/28/2026 152.0.7977.64/.65
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