CVE-2026-69486— Microsoft Edge (Chromium-based) Remote Code Execution Vulnerability
Quick assessment
Affected
Microsoft Microsoft Edge (Chromium-based)
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.
Microsoft Edge（基于 Chromium）中的堆缓冲区溢出漏洞，允许未经授权的攻击者通过网络执行代码。
Possible ATT&CK Techniques 1 AI
T1190 · Exploit Public-Facing Application
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I. Basic Information for CVE-2026-69486
Vulnerability Information
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Vulnerability Title
Microsoft Edge (Chromium-based) Remote Code Execution Vulnerability
Source: CVE Program / CVE List V5
Vulnerability Description
Heap-based buffer overflow in Microsoft Edge (Chromium-based) allows an unauthorized attacker to execute code over a network.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
堆缓冲区溢出
Source: CVE Program / CVE List V5
Affected Products
| Vendor | Product | Affected Versions | CPE | Subscribe |
|---|---|---|---|---|
| Microsoft | Microsoft Edge (Chromium-based) | 1.0.0.0 ~ 153.0.4234.32 | - |
|
II. Public POCs for CVE-2026-69486
| # | POC Description | Source Link | Shenlong Link |
|---|
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Vendor Advisories for CVE-2026-69486 (1)
IV. Related Vulnerabilities
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Same weakness: CWE-122
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V. Comments for CVE-2026-69486
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