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Vulnerability details

CVE-2026-70341

Microsoft EdgeMicrosoft Edge for AndroidMicrosoft Edge for LinuxMicrosoft Edge for MACMicrosoft Edge for WindowsMicrosoft Edge for iOS

Microsoft Edge (Chromium-based) Remote Code Execution Vulnerability

CVSS 3.1
8.5High

Official description

Use after free in Microsoft Edge (Chromium-based) allows an authorized attacker to execute code over a network.

CVSS scores

ScoreVersionSourceVector
8.5High 3.1 CVEProject cvelistV5 (CNA) (microsoft) CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:H/E:U/RL:O/RC:C

Affected products

VendorProductVersionsSource
Microsoft Microsoft Edge (Chromium-based) 1.0.0.0 ≤ v < 152.0.4191.52 CVEProject cvelistV5 (CNA)
Microsoft Microsoft Edge for Android 1.0.0.0 ≤ v < 152.0.4191.52 CVEProject cvelistV5 (CNA)
Microsoft Microsoft Edge for Linux 1.0.0 ≤ v < 152.0.4191.52 CVEProject cvelistV5 (CNA)
Microsoft Microsoft Edge for MAC 1.0.0.0 ≤ v < 152.0.4191.52 CVEProject cvelistV5 (CNA)
Microsoft Microsoft Edge for Windows 1.0.0.0 ≤ v < 152.0.4191.52 CVEProject cvelistV5 (CNA)
Microsoft Microsoft Edge for iOS 1.0.0.0 ≤ v < 152.0.4191.52 CVEProject cvelistV5 (CNA)

References and advisories

1
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Details

Published
2026-09-11
Last updated
2026-10-30
State
Published
Assigner (CNA)
microsoft

Exploit prediction (EPSS)

0.63%
Probability of exploitation in 30 days
50.7%
Percentile (among all CVEs)

SSVC assessment (CISA)

Automatable
No
Exploitation
None
Technical impact
Total

Weaknesses (CWE)

  • CWE-416
    Use After Free