Vulnerability details

CVE-2026-48561

Microsoft Edge Copilot for AndroidMicrosoft Edge Copilot for IOS

Microsoft Edge Copilot Remote Code Execution Vulnerability

CVSS 3.1
9.6Critical

Official description

Improper neutralization of special elements used in a command ('command injection') in Copilot Chat (Microsoft Edge) allows an unauthorized attacker to execute code over a network.

CVSS scores

ScoreVersionSourceVector
9.6Critical 3.1 CVEProject cvelistV5 (CNA) (microsoft) CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H/E:U/RL:O/RC:C

Affected products

VendorProductVersionsSource
Microsoft Microsoft Edge Copilot for Android 1.0.0 ≤ v < publication CVEProject cvelistV5 (CNA)
Microsoft Microsoft Edge Copilot for IOS 1.0.0 ≤ v < publication CVEProject cvelistV5 (CNA)

References and advisories

1
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Details

Published
2026-07-14
Last updated
2026-11-01
State
Published
Assigner (CNA)
microsoft

Exploit prediction (EPSS)

0.86%
Probability of exploitation in 30 days
58.7%
Percentile (among all CVEs)

SSVC assessment (CISA)

Automatable
No
Exploitation
None
Technical impact
Total

Weaknesses (CWE)

  • CWE-77
    Improper Neutralization of Special Elements used in a Command ('Command Injection')