PT-2026-93215 · Microsoft · Edge

CVE-2026-69486

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Published

2026-09-15

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Updated

2026-09-17

CVSS v3.1

8.8

High

VectorAV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Name of the Vulnerable Software and Affected Versions Microsoft Edge (Chromium-based) (affected versions not specified)
Description A heap-based buffer overflow occurs in Microsoft Edge (Chromium-based), which allows an unauthorized remote attacker to execute arbitrary code over a network and affect the system. A heap-based buffer overflow is a memory corruption issue that happens when a program writes more data to a heap-allocated memory block than it can hold.
Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

RCE

Heap Based Buffer Overflow

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Weakness Enumeration

Related Identifiers

CVE-2026-69486

Affected Products

Edge