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CVE-2026-58617

M365 Copilot for iOS Elevation of Privilege Vulnerability

Published: Jul 14, 2026Updated: Jul 14, 2026 Sources: CVE List NVDCWE-284

No Known Exploits

No Fix Available

Description

Improper access control in Microsoft 365 Copilot for iOS allows an unauthorized attacker to elevate privileges over a network.

No summary for this CVE yet.

CVSS Vector Breakdown

Exploitability

AV:NAttack Vector

Network

AC:LAttack Complexity

Low

PR:NPrivileges Required

None

UI:RUser Interaction

Required

Scope

S:UScope

Unchanged

Impact

C:HConfidentiality

High

I:HIntegrity

High

A:NAvailability

None

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Weaknesses

Affected Products

commercial·US

Microsoft 365 Copilot for iOSSaaSMobile App

Consumer Software

Exploitability

No known exploits, KEV entries, or remediation guidance available for this vulnerability yet.

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References

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-58617

msrc.microsoft.com

News mentions

2

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