CVE-2026-70341— 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 内核）中存在“释放后使用”（Use after free）漏洞，允许经过身份验证的攻击者通过网络执行代码。
Possible ATT&CK Techniques 3 AI
T1059 · Command and Scripting Interpreter T1195 · Supply Chain Compromise T1190 · Exploit Public-Facing Application
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I. Basic Information for CVE-2026-70341
Vulnerability Information
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Vulnerability Title
Microsoft Edge (Chromium-based) Remote Code Execution Vulnerability
Source: CVE Program / CVE List V5
Vulnerability Description
Use after free in Microsoft Edge (Chromium-based) allows an authorized attacker to execute code over a network.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
释放后使用
Source: CVE Program / CVE List V5
Affected Products
| Vendor | Product | Affected Versions | CPE | Subscribe |
|---|---|---|---|---|
| Microsoft | Microsoft Edge (Chromium-based) | 1.0.0.0 ~ 152.0.4191.52 | - |
|
| Microsoft | Microsoft Edge for Android | 1.0.0.0 ~ 152.0.4191.52 | - |
|
| Microsoft | Microsoft Edge for iOS | 1.0.0.0 ~ 152.0.4191.52 | - |
|
| Microsoft | Microsoft Edge for Linux | 1.0.0 ~ 152.0.4191.52 | - |
|
| Microsoft | Microsoft Edge for MAC | 1.0.0.0 ~ 152.0.4191.52 | - |
|
II. Public POCs for CVE-2026-70341
| # | POC Description | Source Link | Shenlong Link |
|---|
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Vendor Advisories for CVE-2026-70341 (1)
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V. Comments for CVE-2026-70341
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