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CVE-2026-58525— Microsoft Edge (Chromium-based) Security Feature Bypass 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是美国Microsoft公司的一款Windows10附带的Web浏览器。 Microsoft Edge 150.0.4078.50之前版本存在权限许可和访问控制问题漏洞，该漏洞源于访问控制不当，可能导致未经授权的攻击者通过网络绕过安全功能。

CVSS 8.2 · High EPSS 0.51% · P41

Possible ATT&CK Techniques 1 AI

T1548.002 · Bypass User Account Control

Affected Version Matrix 1

VendorProduct Version RangeStatus
Microsoft Microsoft Edge (Chromium-based) 1.0.0.0< 150.0.4078.50 affected
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I. Basic Information for CVE-2026-58525

Vulnerability Information
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Vulnerability Title
Microsoft Edge (Chromium-based) Security Feature Bypass Vulnerability
Source: CVE Program / CVE List V5
Vulnerability Description
Improper access control in Microsoft Edge (Chromium-based) allows an unauthorized attacker to bypass a security feature over a network.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:L/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
访问控制不恰当
Source: CVE Program / CVE List V5
Vulnerability Title
Microsoft Edge 权限许可和访问控制问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Microsoft Edge是美国Microsoft公司的一款Windows10附带的Web浏览器。 Microsoft Edge 150.0.4078.50之前版本存在权限许可和访问控制问题漏洞，该漏洞源于访问控制不当，可能导致未经授权的攻击者通过网络绕过安全功能。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
Microsoft Microsoft Edge (Chromium-based) 1.0.0.0 ~ 150.0.4078.50 -

II. Public POCs for CVE-2026-58525

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III. Intelligence Information for CVE-2026-58525

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Vendor Advisories for CVE-2026-58525 (1)

IV. Related Vulnerabilities

Same product: Microsoft Edge (Chromium-based)
Same vendor: Microsoft
Same weakness: CWE-284

V. Comments for CVE-2026-58525

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